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Science and Technology News

List of Articles

Article Summary
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1New Announcements in the Canada Gazette on Screening Assessments of Chemical Substances: Hexachloroethane and Ethylbenzene2014-04-11

The release of the draft Screening Assessment Report on hexachloroethane was announced in the Canada Gazette, Part I...The release of the draft Screening Assessment Report on ethylbenzene was announced in the Canada Gazette, Part I.

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2Dr. Keith Hobson Inducted as a Fellow of the Royal Society of Canada2014-04-10

Internationally respected Environment Canada research scientist Dr. Keith Hobson was inducted as a Fellow of the Royal Society of Canada...

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3Dr. Ian Stirling honoured for his arctic research with Environment Canada2014-03-20

In recognition of his extensive contribution to science and particularly to northern research, Dr. Ian Stirling was awarded Honorary Doctor of Science degrees at the University of British Columbia in May 2013, and the University of Alberta in August 2013. He has also been recognised as the 2013 winner of the Kenneth S. Norris Career Achievement Award by the Marine Mammal Society.

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4New Announcements in the Canada Gazette on Screening Assessments of Chemical Substances: Petroleum and Refinery Gases from Stream 2 and BDTP and Ethene2014-02-20

The release of the final assessment on 4 petroleum and refinery gases was announced in the Canada Gazette, Part I...The release of two draft assessments on phenol, 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylpropyl)-  (BDTP) and ethene was announced in the Canada Gazette, Part I.

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5International Wave Workshop and Coastal Hazards Symposium Sponsored by Environment Canada2014-02-04

The 13th International Workshop on Wave Hindcasting and Forecasting and 4th Coastal Hazards Symposium were held in Banff, Alberta, from October 27 - November 1, 2013.  Sponsored by Environment Canada’s Climate Research Division, the Program of Energy Research and Development, and the World Meteorological Organization Intergovernmental Oceanographic Commission Joint Technical Commission for Oceanography and Marine Meteorology, the workshop was attended by 100 scientists representing government, academia, and industry, from 22 countries.

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6New Announcements in the Canada Gazette on Screening Assessments of Chemical Substances: Tetrabromobisphenol A (TBBPA) and Micro-organisms2014-01-27

The release of the final assessment on Tetrabromobisphenol A (TBBPA) and two of its derivative substances was announced in the Canada Gazette, Part I...The release of two draft screening assessment reports was announced in the Canada Gazette, Part I. The first assessment is on one Priority A organism (Pseudomonas fluorescens) and the other one is on two Priority C organisms.  

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7Properties, Composition and Marine Spill Behaviour, Fate and Transport of Two Diluted Bitumen Products from the Canadian Oil Sands2014-01-08

This study, the first in a suite of scientific research and activities, reports the early research simulating diluted bitumen products spilled at sea.

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8New Announcements in the Canada Gazette on Screening Assessments of Chemical Substances: Monoazo Pigments, Azo Solvent Dyes, and Azo Disperse Dyes2013-12-16

The release of three draft screening assessment reports was announced in the Canada Gazette, Part I. These three screening assessment reports (for monoazo pigments, azo solvent dyes, and azo disperse dyes), cover three of the 16 subgroups in the “Aromatic Azo and Benzidine-based Substance Grouping” that are being assessed under the Chemicals Management Plan.

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9First Science Assessment Report on Mercury Pollution in Canada’s Arctic Released2013-11-26

The first science assessment report to focus exclusively on mercury pollution in Canada's Arctic, led by Environment Canada researchers Drs. Birgit Braune and John Chételat, was released in September 2013. This assessment provides scientific information for policy and regulatory development, and identifies the most important scientific issues concerning mercury in Canada's Arctic.

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10New Announcements in the Canada Gazette on Screening Assessments of Chemical Substances2013-11-20

The release of an ecological State-of-the-Science report was announced in the Canada Gazette, Part I.

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11Vehicle Emissions a Source of Exposure to Isocyanic Acid in Urban Environments2013-10-24

In a recent study published in Environmental Science and Technology, scientists from Environment Canada’s Air Quality Processes Research Section observed vehicle emissions to be a source of exposure to isocyanic acid in urban environments.

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12Emissions Reductions Observed in Liquid Natural Gas Fueled Heavy-Duty Vehicles2013-10-16

In a recent study in support of the ecoENERGY Innovation Initiative and the International Energy Agency’s  Advanced Motor Fuels multilateral technology initiative, researchers from Environment Canada’s Emissions Research and Measurement Section observed significant reductions of gaseous and particulate contaminants in the emissions from a liquefied natural gas (LNG) fueled transport truck.

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13Monitoring Air Quality in the Oil Sands Region2013-10-09

In August 2013, Environment Canada air quality scientists, in collaboration with partners, launched a five-week field campaign in and around the oil sands region in Alberta as part of the delivery of the Joint Canada-Alberta Implementation Plan for Oil Sands Monitoring.

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14Number of birds killed each year by human-related activities estimated by Environment Canada scientists2013-10-01

Although Canada is home to billions of birds, many species are showing population declines as a result of stresses to our ecosystems. Widespread loss and fragmentation of habitat has increased the number of interactions between birds and human activities. To better understand and address the resulting impacts, Environment Canada scientists undertook a series of innovative studies to estimate the number of birds and nests inadvertently destroyed annually within Canada, as a result of a range of human activities.

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15Mandatory Information Gathering on Phthalate Substances2013-09-23

On July 13, 2013, a Notice was issued in the Canada Gazette, Part I: Vol. 147, No. 29 under section 71 of the Canadian Environmental Protection Act, 1999 requiring industry to provide information on certain phthalate substances.

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16New Announcements in the Canada Gazette on Screening Assessments of Chemical Substances2013-09-20

The release of the screening assessment reports was announced in the Canada Gazette, Part I.

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17Aircraft Powered by 100% Biofuel Found to Generate Significantly Less Particulate Emissions2013-09-19

A first-ever real-time in-flight emissions test of a civil aircraft powered by 100% biofuel shows that the biofuel generates significantly less particulate emissions compared to conventional aviation jet fuel.

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18Emissions Testing of Passenger Cars Fuelled with Ultra-Low Sulphur Gasoline2013-09-18

Environment Canada, partnering with Health Canada, compared the impact of ultra-low (<10 ppm) sulphur gasoline on vehicle tailpipe emissions with conventional gasoline (<30 ppm sulphur).

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19Tracking Migrant Songbirds Using Geolocators and Isotopic Signatures2013-09-16

Where do migrating birds go? It’s a critical question when trying to manage bird populations and understand how environmental stressors impact these populations at each stage of the annual cycle. Dr. Keith Hobson and Steve Van Wilgenburg worked with numerous collaborators across both North America and Latin America to answer this question by studying isotopic signatures in feathers and through the use of geolocators.

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20New Announcements in the Canada Gazette on Screening Assessments of Chemical Substances2013-09-12

The release of the screening assessment reports was announced in the Canada Gazette, Part I.

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21Publication of Reviewed 2011 National Pollutant Release Inventory (NPRI) Data Collected from Industry2013-09-05

On May 23, 2013, Environment Canada published the quality-controlled 2011 NPRI data. The 2011 NPRI data release covers facility-level information on releases of the 346 substances listed on the NPRI to air, water, land, as well as disposals and transfers for recycling.

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22Final Screening Assessment Report on 52 Substances with High Hazard Potential on the Domestic Substances List2013-09-04

The release of the Final Screening Assessment Report on 52 Substances with High Hazard Potential on the Domestic Substances List was announced in the Canada Gazette, Part I, on May 25, 2013.

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23Polar Bear Uptake of Mercury and Other Trace Elements Influenced by Sources of Carbon and Lipid in their Diet2013-09-03

Working with Arctic researchers from the Northwest Territories and Nunavut in Canada, as well as from Denmark, Greenland and the United States, Dr. Robert Letcher and his team investigated the influence of carbon and lipid sources on regional differences in liver trace element concentrations measured in polar bears from Alaskan, Canadian Arctic and East Greenland subpopulations.

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24Polar Bear Brain Regions Show Differing Distribution of Bioaccumulative Perfluoroalkyl Carboxylates and Sulfonates2013-08-29

While the liver is considered the major repository in the body for perfluorinated sulfonate (PFSA) and carboxylate (PFCA) contaminants, research by Environment Canada scientist Dr. Robert Letcher and his team has shown that both PFCAs and PFSAs cross the blood-brain barrier in polar bears and that they concentrate in specific regions of the brain.

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25A Larger, More Brominated Version of Polybrominated Diphenyl Ether (PBDE) Flame Retardants Found to Degrade Under UV Light2013-08-27

A recent study by Environment Canada research scientist Dr. Robert Letcher demonstrated that Tetradecabromodiphenoxybenzene (TDBDPB) can undergo stepwise reductive debromination when exposed to ultra-violet or natural sunlight radiation and when dissolved in the solvents tetrahydrofuran, methanol, or n-hexane.

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26New Announcements in the Canada Gazette on Screening Assessments of Chemical Substances2013-08-20

The following four draft assessments propose to conclude and the following four final assessments conclude that these chemical substances are not entering the environment in concentrations or quantities or under conditions that pose a risk to the environment or to human health, and therefore the substances do not meet any of the criteria set out in section 64 of the Canadian Environmental Protection Act, 1999.

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27New National Database Provides Insights on Mercury Levels in Fish Across Canada2013-08-08

The Canadian Fish Mercury Database, assembled to conduct a national assessment of mercury risks to predatory fish and wildlife, was constructed from data collected from measurements of mercury in over 330,000 freshwater fish from more than 5,000 locations across Canada. It provides the most comprehensive summary of fish mercury measurements in Canada.

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28Release of Four Federal Environmental Quality Guidelines2013-05-21

The release of four Federal Environmental Quality Guidelines was announced in the Canada Gazette, Part I, on February 23, 2013.

Federal Environmental Quality Guidelines (FEQG) are recommendations in quantitative or qualitative terms to support federal environmental quality monitoring and risk management.

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29Atmospheric Science and Technology Directorate’s Climate Research Division hosted an International Snow-Watch workshop in Support of World Meteorological Organization (WMO) Global Cryosphere Watch2013-05-03

Atmospheric Science and Technology Directorate’s Climate Research Division hosted a workshop to discuss the implementation of the Snow-Watch component of the World Meteorological Organization’s Global Cryosphere Watch (GCW) program.

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30Draft Screening Assessment Report on eight Priority C (Lower Hazard) Micro-organism Strains (subject to a 60-day public comment period)2013-04-11

The release of the Draft screening assessment report on Nitrobacter winogradskyi ATCC 25391, Nitrobacter species 18132-6, Nitrobacter species 16969-4, Nitrosomonas europaea ATCC 25973, Nitrosomonas species 16968-3, Nitrosomonas species 18133-7, Rhodopseudomonas palustris ATCC 17001, and Rhodopseudomonas species 18136-1 was announced in the Canada Gazette, Part I, on January 12, 2013.

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31First Nanomaterial Added to Domestic Substances List2013-04-03

The Domestic Substances List (DSL) was amended to include the first nanomaterial surface modified nanocrystalline cellulose (NCC) in accordance with the New Substances Notifications Regulations (NSNR) under CEPA 1999.

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32Beach Water Quality – New Guidelines2013-03-25

New Guidelines for Canadian Recreational Water Quality were released by Health Canada in August 2012. 

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33International Life Sciences Institute (ILSI) and Health and Environmental Sciences Institute (HESI) Terrestrial Bioaccumulation Workshop2013-03-19

Scientists from Environment Canada’s S&T Branch and Health Canada's Pest Management Regulatory Agency participated in an international workshop January 8-10, 2013, designed to address key scientific needs for assessing the potential for commercial chemicals to bioaccumulate in terrestrial ecosystems. 

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34Invited Opinion Paper for a Special Issue of the Journal Molecular Ecology2013-03-15

Dr. Donald Baird was senior author of an invited “Opinion paper” for a special issue of the journal Molecular Ecology focusing on Environmental DNA.

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35New Research Shows Shifts in Precipitation Levels Caused by Human Activity2013-02-04

A new publication by John Fyfe and Nathan Gillett (Canadian Centre for Climate Modelling and Analysis) and Gareth Marshall (British Antarctic Survey) shows that summer rainfall patterns in the Southern Hemisphere have changed markedly in response to rising greenhouse gas concentrations and ozone layer depletion, both caused by human activity.

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36Environment Canada Forecast System used in Tracking Hurricane Sandy2013-01-29

At the end of October 2012, Hurricane Sandy devastated parts of the Caribbean and the northeast of the North American continent...Third-party users of the Environment Canada (EC) weather forecast system noted that it provided very useful guidance for the trajectory and intensity of the storm.

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37Draft Screening Assessment Report on Tetrabromobisphenol A (TBBPA) and two of its derivative substances [TBBPA bis(2-hydroxyethyl ether) and TBBPA bis(allyl ether)]2013-01-22

The release of the Draft screening assessment report on tetrabromobisphenol A (TBBPA) and two of its derivative substances [TBBPA bis(2-hydroxyethyl ether) and TBBPA bis(allyl ether)] was announced in the Canada Gazette, Part I, on November 10, 2012.

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38Real-World Black Carbon Particles Found to Absorb Less Solar Radiation than Originally Predicted2013-01-16

A team of scientists, including air quality research scientists from Environment Canada, undertook measurements of properties of ambient atmospheric black carbon particles to determine real-world solar radiation absorption by atmospheric black carbon.

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39"Science in Support of International Treaties on Persistent Organic Pollutants (POPs)": Atmospheric Pollution Research Special Issue2013-01-09

Atmospheric Science and Technology Directorate scientists Dr. Tom Harner and Dr. Hayley Hung are co-editors with Dr. Matthew MacLeod of Stockholm University of a special issue in the journal Atmospheric Pollution Research titled "Science in Support of International Treaties on POPs." 

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40Assessment of Biodiesel Use in Canada2012-12-21

Environment Canada research on exhaust emissions from light-duty diesel vehicles fuelled with different biodiesel blends provided data and expertise for Health Canada’s Human Health Risk Assessment for Biodiesel Production, Distribution and Use in Canada.

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41Special Issue of Climatic Change highlights ASTD Scientists’ Contributions to Canadian Science Results from IPY 2007 – 20082012-12-19

A special issue of Climatic Change (Volume 115, Number 1, November 2012) devoted to Science Results from the Canadian International Polar Year (IPY) 2007 – 2008 program is now available. Included in the issue are papers documenting the results of IPY projects in which Atmospheric Science and Technology Directorate (ASTD) scientists played leading roles.

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42Canadian Seasonal Forecast Models Join U.S. Multi-Model Ensemble2012-12-10

Recently the NMME gained two Environment Canada models that were developed at the Canadian Centre for Climate Modelling and Analysis and form the basis for Environment Canada’s current seasonal forecasting system, CanSIPS.

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43Study Predicts Further Reductions of Pollutant Emissions may Partially Offset Climate Change Impacts2012-11-29

Environment Canada scientists completed a comprehensive air quality research study that increases our knowledge of the relationship between changes in both climate and emissions of pollutants, and the potential impacts of these changes on air quality, human health and ecosystems.

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44O-buoy 4 Measures Atmospheric Pollutants in the Arctic on a 355-Day Journey2012-11-26

Environment Canada’s Dr. Stoyka Netcheva led a team of scientists in the deployment of a Canadian atmospheric composition monitoring buoy, referred to as “O-buoy 4,” during a joint Canada-U.S. expedition onboard the CCGS Louis St-Laurent icebreaker.

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45Research on Arctic Snow Cover Decline highlighted in Journal Nature2012-11-20

Using satellite derived data from 1967 to 2012, Dr. Chris Derksen and Ross Brown from Environment Canada’s Climate Research Division, identified significant declines in snow cover extent across the Northern Hemisphere in May and June.

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46Improved Weather Forecasts resulting from Major Upgrade of the Regional Deterministic Prediction System (RDPS)2012-11-15

Research and development work at Meteorological Research Division (MRD) in collaboration with Canadian Meteorological Centre (CMC) will result in better weather forecasts across Canada.

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47Environment Canada Recommends Emergency Closure of Maritime Shellfish Areas Following Extreme Rainfall2012-11-01

Following a series of intense storms that deposited over 225 mm of rain on areas of the southern Maritimes, Environment Canada marine water quality monitoring staff acted quickly along with Fisheries and Oceans Canada to put in place emergency shellfish closures.  The closures prohibited shellfish harvesting in several Maritime areas determined to be susceptible to contamination due to storm water run-off.

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48Final Ecological Screening Assessment Report on Long-Chain Perfluorocarboxylic Acids (PFCAs) Their Salts and Their Precursors2012-10-17

The release of the Final ecological screening assessment on Long-Chain Perfluorocarboxylic Acids (PFCAs) that contain from 9 to 20 Carbon Atoms (C9-C20), their Salts and their Precursors was announced in the Canada Gazette, Part I, on August 25, 2012.

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49Final Screening Assessment Report on Perfluorooctanoic Acid (PFOA), its Salts and its Precursors2012-10-10

The release of the Final screening assessment on Perfluorooctanoic Acid, its Salts, and its Precursors was announced in the Canada Gazette, Part I, on August 25, 2012.   

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50“Lake Winnipeg – The Forgotten Great Lake”: Journal of Great Lakes Research Special Issue2012-09-25

Lake Winnipeg, the tenth largest freshwater lake in the world, hosts a vibrant commercial fishery ... however, the frequency of nuisance algal blooms has increased due to increases in nutrient concentrations in the lake, and impacted these uses. In response, several management actions were initiated to restore and protect the lake.

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51Hydroclimatic Monitoring and Modelling in the Upper Great Lakes Basin2012-09-12

A period of continuing low water conditions across the upper Laurentian Great Lakes since the mid 2000s has highlighted the importance of good water cycle measurements over the region.

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52Unusual Circulation Patterns and Inverted Thermocline in Lake Erie2012-09-05

High-resolution measurements obtained during the International Field Years on Lake Erie have shown that the layer of rapid temperature change in the lake (thermocline) is deeper offshore than at the coast due to large-scale wind variability and associated water circulation.

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53Binational Red and Assiniboine River Basin Water Quality Modelling2012-08-30

A binational water quality modelling effort of the Red and Assiniboine river basin is the first of its kind to make use of harmonized geospatial datasets and combined water quality datasets from federal, provincial and state jurisdictions.

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54Perfluoroalkyl Acids Exposure Found to be Region-Specific in Brains of Highly Exposed East Greenland Polar Bears2012-08-24

Environment Canada researchers, in collaboration with Danish colleagues, investigated the comparative accumulation of perfluoroalkyl acids (PFAA) contaminants in eight brain regions of 19 polar bears (Ursus maritimus) collected in 2006 from Scoresby Sound, East Greenland.

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55Flame Retardants Vary by Diet in Gulls from Breeding Sites Spanning Atlantic to Pacific Canada2012-08-23

Environment Canada scientists studied gulls from across Canada to investigate how diet affects flame retardant contamination in eggs. Eggs were collected from four gull species in 26 colonies...

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56Variation of Mercury and other Trace Elements in Polar Bears Associated with Dietary Sources of Carbon and Lipid2012-08-21

An Environment Canada scientist collaborated with Canadian and international researchers to investigate the influence of dietary carbon and lipid sources on regional differences in liver trace element concentrations measured in polar bears. 

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57Canadian Water Quality Guidelines for the Protection of Aquatic Life—Nitrate Ion2012-08-15

Revised Canadian Water Quality Guidelines for the Protection of Aquatic Life--Nitrate Ion--were posted online on July 12, 2012 ... These guidelines provide numeric values to protect freshwater and marine biota from both short-term and long-term exposures....

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58Draft Site Characterization Guidance for Contaminated Sites Out for Public Review2012-08-13

The Canadian Council of Ministers of the Environment announced a public review and comment period for three volumes of contaminated site characterization guidance.  The guidance will be used by Federal departments in assessing contaminated sites....

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59Scientific Assessment of Mercury in the Arctic Detailed in an International Report2012-08-10

At the International Polar Year conference in Montreal in April 2012, the Arctic Monitoring and Assessment Programme (AMAP) released their third assessment report which focused exclusively on mercury. The overarching goal of the AMAP assessment was to address the question “What controls mercury levels in the Arctic and what are the effects on Arctic biota?” and it provided key policy-related science recommendations.

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60Soil moisture remote sensing joint effort between Environment Canada scientists and NASA’s Jet Propulsion Laboratory (JPL)2012-08-08

Environment Canada scientists have been working on the Canadian Science Plan for the Soil Moisture Active Passive (SMAP) satellite developed by NASA’s JPL due to launch in October 2014. SMAP is expected to generate remote sensing data that will greatly improve soil moisture analyses...

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61Contaminants Research Highlighted at the International Polar Year Conference2012-07-31

Environment Canada scientists led a 3-day special session focusing on contaminants research in Polar Regions at the final International Polar Year (IPY) conference – From Knowledge to Action - held in Montreal in April 2012.

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62American kestrel breeding behaviours altered by exposure to the flame retardant Hexabromocyclododecane (HBCD)

In a recent study, the brominated flame retardant Hexabromocyclododecane (HBCD) was found to cause breeding behavioural changes in American kestrels, part of a larger research project lead by Environment Canada ecotoxicology experts Drs. Kim Fernie and Robert Letcher.

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63Contamination in the Welland River: Perfluorinated compounds in water and aquatic organisms downstream from Hamilton airport2012-07-19

High concentrations of perfluorinated compounds have been found in water and aquatic organisms downstream of Hamilton’s John C. Munro International Airport in the Welland River and Lake Niapenco.

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64Environment Canada Climate Research Discovers Human-Induced Warming Signal, Earns Award for Scientist2012-07-16

We can now detect human-induced regional warming on every continent of the globe. This finding stemmed from Environment Canada’s Dr. Nathan Gillett’s pioneering work in the field of climate change detection and attribution, ... For this paper, Dr. Gillett led a team of international scholars in the discovery of an anthropogenic warming signal in both the Arctic and Antarctic regions....

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65Final Screening Assessment Report on Pseudomonas aeruginosa2012-07-12

... concludes that the three strains of Pseudomonas aeruginosa are not entering the environment in concentrations or quantities or under conditions that pose a risk to the environment or to human health ...

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66Improving Environmental Monitoring in the Oil Sands Region2012-07-11

... Environment Canada is required to improve their understanding of the levels of contaminants that are being emitted to the air from oil sands-related sources. To help meet this requirement, a one-year study to measure air pollutants around the oil sands area will begin this summer ...

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67Public Comment Open on Draft Screening Assessment Report on Two Gas Oils2012-06-29

The draft screening assessment proposes to conclude that the two gas oils (Chemical Abstracts Service numbers 64741-59-9 and 64741-82-8) are not entering the environment in concentrations or quantities or under conditions that pose a risk to the environment or to human health, ...

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68Final Update on the Human Health Assessment of Long-Chain Chlorinated Alkanes2012-06-29

... The final update on the human health assessment concludes that chlorinated alkanes containing 18 or more carbon atoms are not entering the environment in concentrations or quantities or under conditions that pose a risk to human health ...

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69Regulatory Cooperation Council: A Joint Canada and United States Initiative2012-06-28

On February 4, 2011, Prime Minister Stephen Harper and United States’ President Barack Obama announced the creation of the Canada-United States Regulatory Cooperation Council to better align the two countries’ regulatory approaches ...

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70New Canadian Precipitation Analysis System Stimulates Information Sharing, Earns Award for Developers2012-06-28

Based on the latest technologies, the Canadian Precipitation Analysis system (CaPA) effectively leverages a variety of information sources (observation and modelling) to estimate precipitation accumulation every six hours across Canada. Even though CaPA has been in use for less than one year, this system has already been incorporated into applications and studies in a number of important economic sectors across Canada, including meteorology, water level and dam management, and agriculture and fisheries management....

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71World Class Regulator: Developing a Joint Environment Canada / INTERPOL Environmental Forensics Investigations Manual2012-06-15

Environment Canada’s role as a World Class Regulator was confirmed and promoted at the recent INTERPOL 17th Pollution Crimes Working Group Meeting in Bangkok, Thailand. A key element of the meeting was developing the first INTERPOL manual on basic environmental forensics....

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72Environment Canada’s Research Support Services Tow Tank Facility: A New Memorandum of Understanding2012-06-13

Environment Canada’s Research Support Services have been invited to enter into a Memorandum of Understanding with Water Survey of Canada and the U.S. Geological Survey to develop and implement an inter-facility comparison of current meter calibrations. Research Support Services have been operating Canada’s only current meter tow tank facility ...

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73Factsheet Available on Polybrominated Diphenyl Ethers in the Canadian Environment2012-05-31

The new factsheet, Polybrominated Diphenyl Ethers in the Canadian Environment (Environmental Monitoring and Surveillance in Support of the Chemicals Management Plan), provides an overview of the concentrations, geographic distribution, and trends of the seven polybrominated diphenyl ether congeners in air, water, sediment, aquatic biota, wildlife, landfills, and wastewater ...

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74Public Comment Open on Draft Screening Assessment Reports on Certain Petroleum Sector Chemicals2012-05-24

Two draft screening assessment reports under Stream 2 of the Petroleum Sector Stream Approach of the Chemicals Management Plan have been released for a 60-day public comment period. These propose to conclude that certain chemicals are (petroleum and refinery gases) or are not (heavy fuel oils and low boiling point naphthas) entering the environment in concentrations or quantities or under conditions that pose a risk to the environment or to human health....

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75Gasoline Vehicle Black Carbon Emissions Found to be Significant Contributor to Particulate Matter Pollution2012-05-14

Black carbon, generated from burning fossil fuels, contributes to particulate matter air pollution. Recent study results demonstrated that black carbon emissions from light-duty gasoline vehicles were ...

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76Reducing Particle Emissions from Future Gasoline Vehicles2012-04-30

Gasoline direct injection vehicles have been introduced by a number of auto manufacturers due to their improved fuel efficiency and reduced carbon dioxide emissions in comparison with traditional port fuel injection vehicles. Gasoline direct injection engines are considered as one of the technology paths for meeting emission regulations that ...

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77Environment Canada Scientists Find Melting Arctic Sea Ice is Impacting Air Pollutants in the Region2012-04-27

The drastic reduction of Arctic sea ice within the last decade is an environmental concern for Canada. In 2008, the loss of ice reached a mass of one million square kilometres, spanning a total area roughly the size of Ontario. Environment Canada scientists were part of a recent study that investigated ...

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78Stakeholder Input Sought for Two Priorities under the Canadian Environmental Protection Act, 1999 – Time Limited!2012-04-10

Two new proposals (one to conclude that triclosan is entering the environment in a manner that poses a risk to the environment, and the other on an approach to address polymers that have been identified for priority action) are currently available for stakeholder input over a 60-day public comment period....

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79Sharing Advances in Freshwater Quality Monitoring2012-04-04

The Canadian Council of Ministers of the Environment’s Water Quality Monitoring Sub-Group and Environment Canada’s Water Quality Index Working Group co-organized a recent workshop for their partners and other stakeholders with an interest in sharing and promoting advances of knowledge in monitoring freshwater quality in Canada....

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80Progress in Oil Sands Research2012-04-03

The growing role of environmental forensics will be an important contribution to help protect the environment in the oil sands region....

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81The Great Lakes Beach Association Elects Environment Canada Scientist as President

... The Great Lakes Beach Association is a collaboration of individuals in Canada and the United States (e.g., researchers and beach managers) working to improve recreational beach water quality through an informal information-sharing forum....

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82Back by Popular Demand! Another Critical Review on Perfluorinated Compounds … This Time in Aquatic Ecosystems!2012-03-30

Scientific interest continues to flourish around perfluorinated compounds, which are persistent, bioaccumulative, and widespread in the environment....

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83“Meta-analysis” of Temporal Trends of Legacy Persistent Organic Pollutants in Arctic Wildlife2012-03-27

A statistically robust analysis of 316 time-series of “legacy” persistent organic pollutants in Arctic biota at various levels revealed mostly decreasing trends and only a few significantly increasing trends....

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84New Studies Aid Decisions via Weather Data and Geographical Landmarks to Predict Landbird Migration2012-03-21

Weather radar is a practical but underused tool to help predict landbird migration, according to new studies that used Doppler weather surveillance to monitor how weather and geography affect landbird migration patterns along the north and south shores of the St. Lawrence estuary....

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85National Consultations on ISO Environmental Technology Verification Standard2012-03-14

Environment Canada’s Science and Technology Strategies Directorate is leading development of an international standard for the Environmental Technology Verification program under the International Organization for Standardization. The standard will help ensure that a technology verified in one member country will be accepted as verified in other member countries....

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86“Meta-analysis” of Temporal Trends of Mercury in Arctic Wildlife2012-03-09

A statistically robust analysis of 83 time-series of mercury in Arctic biota across marine, freshwater, and terrestrial ecosystems revealed a clear west-to-east gradient in the recent occurrence of increasing mercury trends....

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87Effects of Size and Diet in Fish on Stable Hydrogen Isotope Values and Implications for Tracing Origins and Food Sources2012-03-07

Watershed source determination of fishes is used to assess stock and health, and to determine sources of metals and other contaminants in fish populations. Food web trophic position and watershed source assignment is typically done using carbon and nitrogen isotopes. Research conducted on four fish species shows that, while H isotopes have been posited as a better alternative, metabolic effects and isotope exchange may complicate interpretations....

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88Atmospheric Mercury and Persistent Organic Pollutants in the Arctic – A Growing Problem in the Canadian North2012-03-02

Long-range transport of mercury and persistent organic pollutants from industrial products and byproducts, including pesticides, is a growing problem in the Canadian North. These pollutants are deposited in bodies of water, ice, snow, and tundra affecting the Northern ecosystems and human health....

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89Expanding Environment Canada’s Great Lakes Research and Monitoring Program2012-02-27

At a recent International Joint Commission Biennial meeting, Dr. Chris Marvin presented information on Environment Canada’s new nearshore research and monitoring program: Great Lakes Nutrients and Nearshore Program....

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90Factors Regulating Pacific Northwest Bald Eagle Populations2012-02-24

Bald eagle populations in the Pacific Northwest have quadrupled and stabilized since the early 1980s....

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91High Elevation Air Quality Research at the Peak of Whistler Mountain2012-02-20

The Whistler Peak High Elevation Research Site, a research station located at the peak of Whistler Mountain, is one of only a few high elevation air quality sites in North America....

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92Researchers Contribute to New Book on Environmental Contaminants in Wildlife2012-02-16

Environment Canada scientists have contributed chapters to the second edition of Environmental Contaminants in Biota: Interpreting Tissue Concentrations, a new text that offers guidance on how to interpret toxicological consequences and relate tissue concentrations quantitatively to injury....

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93Drinking Water Taste and Odour - Science and Practice2012-02-15

The Walkerton Clean Water Centre works with leading experts to develop and deliver training for the water treatment industry....

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94Recent Canadian Participation in Circumpolar Seabird Collaboration2012-02-14

Dr. Tony Gaston recently conveyed lessons learned and best practices gleaned from over 35 years of Canadian seabird monitoring....

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95Developing a National Agenda for Research on Municipal Wastewater and Biosolids: Public Consultation Open Until February 21, 20122012-02-13

... Although significant research on municipal wastewater and biosolids was being undertaken in Canada, it lacked coordination in priority setting, execution and dissemination. To address these issues...

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96Environment Canada Researcher Receives Ducks Unlimited Award2012-02-10

Dr. Bob Clark was presented with the 2011 Ducks Unlimited Wetland Conservation Achievement Award for outstanding contributions to the restoration and protection of North America’s wetlands and waterfowl habitat....

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97What is Happening to the American Eel?2012-02-09

Over the past two decades, the American Eel, which was once a major fish species of the Lake Ontario – St. Lawrence River ecosystem, has been suffering a major decline in population....

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98Improving Weather Forecasting2012-02-08

Weather forecasts, particularly medium-range forecasts, have recently become more accurate....

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99Echinoid Fertilization Assay Test Method Second Edition now Online for Canadian Laboratories2012-02-07

New standardized test methods have been released that will help Canadian laboratories remain in compliance with the Fisheries Act....

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100Filling the Gaps: Intergovernmental Panel on Climate Change Inventory Guidelines - Wetlands2012-02-06

A supplement to describe the new global understanding of how wetlands fit into the national inventories of emissions and removals of greenhouse gases will address gaps within the ...

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101How Toxic Chemical Effects on Wildlife Have Brought About Policy and Regulatory Decisions2012-01-25

... A new book on wildlife ecotoxicology provides insight into the processes and mechanisms involved both in environmental scientific investigation and in efforts to effect positive change....

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102Reporting Research and Systematic Observations of Climate Change2012-01-23

Canada is obliged to describe, through a “national communication,” the progress it has made in supporting actions taken domestically and internationally to address climate change through implementing international commitments prescribed under ...

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103Sea Ice Trends in Canada2012-01-03

... all nine sea ice regions had statistically significant decreases in total sea ice coverage in summer over the study period....

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104Sediment Monitoring Strategies for Ontario Cage-Aquaculture2011-12-22

Caged-aquaculture in Ontario has potential for expansion; however, environmental concerns are influencing growth of this industry....

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105Arctic Report Card 2011 – Update on Environmental Changes2011-12-21

... the Report provides a synopsis on the state of environmental changes in the Arctic based on peer-reviewed information of recent Arctic observations ...

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106Environment Canada and Chinese National Source Water Protection Initiatives2011-12-20

The rapid growth in China’s population and economy has been accompanied by a rising demand for freshwater and a serious decline in its quality and quantity, exacerbated by recent episodes of severe drought. ...

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107Baker Creek Research Basin – Reviewing Progress2011-12-15

... Information generated will assist in wise decision making in support of sustainable economic development in the North and remediation of Canada's second highest priority contaminated site, Giant Gold Mine, located in the lower reaches of the basin.

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108New Book on Grouse Biology gives Global Conservation Perspective2011-12-08

... Many grouse populations are in decline, and the conservation and management of these charismatic birds is becoming a global concern. A new volume summarizes current knowledge of grouse biology from field studies around the world ...

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109Presenting Results of Five Years of Research in the North2011-11-28

Improved Processes and Parameterization for Prediction in Cold Regions (2006–2011) is a research network devoted to improving understanding of cold regions hydrometeorology ...

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110Research on Marine Exhaust Emissions Supports National and International Policy and Regulatory Decision Making2011-11-24

Results of an ongoing emissions research study by a team from the Emissions Research and Measurement Section, Air Quality Research Division, will be used by Environment Canada policy groups to compare with emissions factors currently used for vessels operating in the Great Lakes and in the northern shipping routes ...

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111Algae and Omega-3 Polyunsaturated Fatty Acids: A Double Edged Sword? Implications for Fisheries, Foodwebs, and Foul Odours2011-11-23

... focused on compounds produced largely by golden algae, and showed that they can have significant and sometimes insidious socioeconomic and ecological impacts at several foodweb levels, and potentially affect recruitment success of commercially important fish species such as salmon ...

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112Reducing Aircraft Emissions with Bio-based Fuels2011-11-22

The International Energy Agency has reported that widespread deployment of biofuels can play an important role in reducing carbon dioxide emissions in the transportation sector and in enhancing energy security. When produced sustainably, biofuels can provide up to 27% of the world’s transportation fuel by 2050...

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113Forest Conservation Policies Must Protect Old, Standing Trees2011-11-21

Conservation planning for the more than one thousand animal species that use tree cavities around the world should start with identifying the role of old, standing trees...

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114Award Presented to Environment Canada Researchers for Work on Microbial Source Tracking2011-11-17

Dr. Tom Edge and Stephen Hill have been awarded a Scientific and Technical Achievement Award from the United States Environmental Protection Agency for their recent research publications on microbial source tracking.  Environment Canada and United States Environmental Protection Agency researchers applied genomics techniques to discover ...

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115Native Species, Invaders, and Parasites: The Good, the Bad, and the Ugly2011-11-16

Environment Canada scientists have discovered that populations of Round Goby (Neogobius melanostomus) recently introduced in the St. Lawrence River were considerably less parasitized than two indigenous fish species, whereas the Round Goby is highly infected with parasites in its native range...

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116Environment Canada co-moderating a Science-Policy Integration panel at this year’s Canadian Science Policy Conference2011-11-01

Environment Canada will co-moderate a panel with the United Nations University-Institute for Water, Environment and Health (UNU-INWEH) at the Canadian Science Policy Conference (CSPC) in Ottawa on November 17th, 2011 from 10:30 am – 12:00 pm to discuss K*and its role in strengthening science-policy integration.

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117Incidental Take Symposium Sheds Light on Human Threat to Bird Populations2011-10-31

Environment Canada scientists chaired and presented a session at the 29th Annual Meeting of the Society of Canadian Ornithologists in Moncton, New Brunswick, to discuss recent research on “incidental take,” the inadvertent destruction of birds, nests and eggs...

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118Special Issue Highlights Environment Canada Research on Border Air Quality2011-10-28

A special issue of the journal Atmospheric Chemistry and Physics focuses on results from the Border Air Quality and Meteorology study, presenting research that contributes significantly to our scientific understanding of southern Ontario air quality...

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119Launch of the Next Phase of the Chemicals Management Plan2011-10-26

On October 3, 2011, the Ministers of Environment and Health announced the launch of the next phase of Canada's Chemicals Management Plan ... The primary emphasis on this phase will be on meeting the 2020 commitment to assess all priority existing substances and any resulting risk management requirements...

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120Arctic Marine Predators and the Ability to Metabolize Brominated Flame Retardants2011-10-17

Scientists have used a more sophisticated liver microsomal assay design to better identify how top Arctic marine predators biotransform certain new-to-the-market brominated flame retardants ...

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121Environment Canada Leads Scientific Research Team Measuring Atmospheric Pollutants in the Arctic2011-10-14

Scientists from Environment Canada’s Air Quality Research Division are supporting federal government priorities for the Arctic by developing and deploying innovative atmospheric monitoring equipment and delivering related research studies ...

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122Interactions between Sediment and Water2011-10-12

Environment Canada’s Dr. Ian G. Droppo concludes that river bed sediment can represent a significant source of pathogenic organisms to the water column ...

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123Making the Best Science on Mercury Available for Regulatory Decision Making2011-10-06

The recent 10th International Conference on Mercury as Global Pollutant,  co-sponsored and co-hosted by Environment Canada, successfully engaged a diversity of policymakers, non-governmental organizations, academics, and government scientists in discussions of how to use the best-available science on the environmental fate and distribution of mercury in the environment to inform risk management and regulatory decisions...

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124Biological Response to Post Boreal Forest Fire and Salvage Logging Practices: Preliminary Implications for Forestry Management2011-10-04

Scientists examined how birds nested, foraged and resided in their boreal forest habitat after fire and salvage logging disturbances. With greater understanding of multiple trait-habitat relationships, scientists will be better able to understand the impacts of natural and anthropogenic disturbances on bird communities, and make recommendations to minimize harmful impacts...

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125Bloody Red Shrimp – An Invasive Species in the Great Lakes Now Found in the St. Lawrence River2011-09-30

The bloody red shrimp (Hemimysis anomala) has invaded all of the Great Lakes except for Lake Superior. Sampling shows the highest numbers in Canadian waters are in the Port of Montréal.  Given its high level of activity, the port could represent a key ...

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126Contaminants Vary in Gulls from Breeding Sites Spanning Atlantic to Pacific Canada2011-09-29

Environment Canada wildlife scientists examined the eggs from four gull species from across Canada to investigate how geography, sources and dietary relationships affected the trends of highly bioaccumulative ...

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127Oil Spill Planning in the Canadian Beaufort Sea Region2011-09-26

A recent workshop, Dispersant Use in the Canadian Beaufort Sea, held in Inuvik (Northwest Territories), provided major stakeholders with an understanding of chemical oil spill dispersants and considered the environmental effects and benefits of using dispersants to respond to oil spills ...

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128Forest Age and Cavity-nesting Birds2011-09-09

Scientists sampled 60 stands of forest in Quebec with varying time since their last fire to determine the abundance and characteristics of snags ... findings could have implications in commercial forestry practices to ensure that managed forests support biodiversity ...

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129Environment Canada Air Quality Research Scientists Reveal Evidence of Climate Change Releasing Persistent Organic Pollutants in the Arctic2011-09-02

Scientists in Environment Canada’s Air Quality Research Division have provided the first scientific evidence that Arctic warming and sea ice retreat due to climate change have induced the re-release of persistent organic pollutants trapped in Arctic sea water, ice, and snow.

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130Satellite Tracking of Pacific Barrow’s Goldeneye2011-09-01

As part of an ongoing Sea Duck Joint Venture research project to track the migration patterns of the Pacific Barrow’s goldeneye, ...

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131New Study Shows Ozone Depletion a Leading Force for Changes in the Southern Ocean2011-07-29

Their model calculations suggest that ozone depleting substances, which peaked in concentration in 1995, will be the dominant driver of changes in Southern Ocean circulation until the second quarter of the 21st century, at which point increasing greenhouse gas levels will take over ...

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132Mapping Tornado-Prone Regions for National Building Codes and Standards2011-06-24

Recent tornado outbreaks in the southeastern U.S. dramatically illustrate what is meant by a statement in the National Building Code of Canada that “tornado hits account for the greatest incidence of death and serious injury of building occupants due to structural failure.” Although life-saving “tornado proofing” structural measures were first introduced into the National Building Code of Canada in 1995, Environment Canada was not yet able to develop the required tornado-prone maps. This meant that the safety measures in national codes and standards could not be widely implemented...

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133Developing New Treatment Technologies for Disinfecting Combined Sewer Overflows2011-06-22

Combined sewer overflows (CSO) may contain pathogenic microorganisms that can cause waterborne diseases through contamination of drinking water supplies and through direct contact in areas of high public access such as recreational waters. An NSERC Collaborative Research and Development Grant was recently awarded to a consortium of researchers from universities, government, and private industry to develop a new treatment process for CSO disinfection, ultimately improving the health of Canadians by protecting our water resources against the threat of pathogenic contamination....

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134New Canadian Water Quality Guideline for Uranium for the Protection of Aquatic Life2011-05-27

In December 2010, the Canadian Council of Ministers of the Environment approved a new Canadian water quality guideline for uranium and it has now been posted online. Water quality guidelines for both long-term exposure (15 µg/L) and short-term exposure (33 µg/L) were developed to protect freshwater life (plants, invertebrates and fish).

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135Linking Climate Change and Persistent Organic Pollutants (POPs) in Arctic Wildlife2011-05-18

Canada’s participation in the fourth International Polar Year (IPY) involved unprecedented cooperation nationally and internationally. The Government of Canada Program for IPY 2007–2008 recognized that to do research in the Arctic today, it is important for scientists to work closely with Canadian northern residents, who know and understand the land and who may bring with them generations of valuable traditional knowledge.

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136NSERC Award Funds Three-Year Investigation into Avian Cholera Mystery2011-05-05

The Natural Sciences and Engineering Research Council of Canada (NSERC) has awarded Grant Gilchrist and Catherine Soos (Environment Canada), Mark Forbes (Carleton University - Canada Research Chair in Ecological Parasitology Wildlife Conservation), and a team of researchers more than half a million dollars over the next three years to study the ecology and impact of avian cholera in Arctic breeding waterfowl.

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137New Web Pages for Borden Forest Research Station2011-03-28

A new website section highlights the work of the Borden Forest Research Station, an Environment Canada research facility which has been in operation for more than 25 years in a forested area of the Canadian Forces Base Borden, near Angus, Ontario.

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138Mercury Trend Increasing in Fish in Kejimkujik National Park, Nova Scotia2011-03-02

Mercury levels have increased in fish in Kejimkujik National Park, Nova Scotia. So mercury contamination poses a greater threat to loon reproduction than 10 years ago in the National Park.

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139Emergencies Science and Technology Section Collaborates on Oil Budget Calculator for Deepwater Horizon Oil Spill2011-02-22

During the Deepwater Horizon oil spill in the Gulf of Mexico in the spring/summer of 2010, spill responders and the community at large raised many operational questions about what would happen to the released oil.

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140Banking for the Future2011-01-18

Is our environment improving or degrading? Are contaminant levels changing over time? Are regulations effective? Environmental Specimen Banks are assessment tools that answer questions for today and for the future. Long-term specimen archives can address unexpected environmental change and offer a powerful tool for environmental study.

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141New Study Explains Counterintuitive Foraging Behaviour in Eider Ducks in the Canadian Arctic2010-12-22

A new study, gracing the cover of The Proceedings of the Royal Society B explains why eider ducks wintering in the sea ice of the Canadian Arctic have been observed resting and not feeding during slack tidal currents; a period traditionally thought to be the most optimal foraging time for sea ducks.

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142VORTEX2 Research Project to Improve Forecasts of Tornadoes2010-12-15

The second Verification of the Origins of Rotation in Tornadoes Experiment (VORTEX2) is the largest and most ambitious field experiment in history to study tornadoes. VORTEX2 is supported mainly by the National Oceanic and Atmospheric Administration (NOAA) and the National Science Foundation (NSF).

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143Environment Canada in the Impact of Typhoons on the Pacific (ITOP) Experiment2010-11-24

The Impact of Typhoons on the Pacific (ITOP) experiment is a multinational endeavor to study the effects of high intensity storms called “Super Typhoons” which are expected to be more frequent with climate change. It is funded by the Office of Naval Research involving University of Miami, Woods Hole Oceanographic Institution, Environment Canada, University of Leeds, Scripps Institute of Oceanography, University of Washington, Taiwan Naval Academy and Sun Yat-Sen University of Taiwan.

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144New edition of Ecotoxicology of Amphibians and Reptiles increases understanding of chemical effects2010-09-24

The newest edition of Ecotoxicology of Amphibians and Reptiles has been released! This book offers an authoritative collection of the most recent information on effects of chemical residues on animals and what they mean for science and policy. Co-editor and Environment Canada (EC) scientist, Christine Bishop, along with other EC scientists, have contributed to this second edition which covers nearly twice as many topics as the original.

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145Monarch butterfly origins reveal migration mystery2010-08-11

Research led by the University of Guelph and Environment Canada has revealed a new twist in the life story of monarch butterflies.

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146Improving Microbial UV Disinfection for Wastewater Systems2010-04-14
Researchers from Environment Canada, with University of Guelph, University of Toronto, Trojan Technologies and Ontario Ministry of the Environment were successful in obtaining a 2-year grant from the Canadian Water Network for investigating applying hydrodynamic particle breakage to improve microbial UV disinfection for wastewater systems.
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147Migratory double breeding of five North American songbirds2010-03-12
For the first time, biologists have documented a second breeding season for five species of North American songbirds as they head south towards their wintering habitat in Central and South America. After initially breeding in temperate regions of Canada and the United States, the birds stop over in western Mexico and breed again, having implications for conservation planning.
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148Understanding sea ice break up and impacts on Arctic wildlife in Hudson Bay2010-02-05
Arctic environments are experiencing climate change-induced warming at twice the global rate. Over the past 30 years, scientists have found that sea ice is breaking up as much as three weeks earlier in the year, resulting in primary productivity in the North starting much sooner in the year than before.
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149State-of-the-art facility for aquatic science opens in Burlington2010-01-25
Research is anything but dry in the newly constructed $4.6M Aquatic Life Research Facility at the Canada Centre for Inland Waters (CCIW). Jointly funded by Environment Canada and Fisheries and Oceans Canada, this facility dramatically increases the scope, capacity and energy efficiency of aquatic research at CCIW, allowing researchers from both federal departments, as well as external partners, to pursue important new projects.
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150Leading the Way in Preventing Wet Weather Pollution2010-01-25
In 2005, Dr. Jiri Marsalek was presented with the Environment Canada Citation of Excellence for his 30 years of work on wet weather pollution science and urban water management. He continues to work in Canada and abroad to find better ways to manage urban stormwater so that it does not inundate urban areas or pollute nearby streams and lakes.
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151Learning More about the North – the Canadian Cryosphere2009-11-27
The Government of Canada contributed $150 million to International Polar Year (IPY), the largest ever scientific research program to study Arctic and Antarctic regions. Of this, $4.5 million was dedicated to studying the cryosphere, the frozen water component of the Earth’s surface and atmosphere. Anne Walker, Manager of the Climate Processes Section of the Atmospheric Science and Technology Directorate, is the leader of Variability and Change in the Canadian Cryosphere, one of 44 Canadian IPY projects funded by the Government of Canada Program for International Polar Year.
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152Pharmaceuticals and Personal Care Products in the Environment: What We Know and What We Need to Know2008-10-27
Millions of Canadians regularly use pharmaceuticals (pain killers, cholesterol-lowering drugs, birth control pills, antibiotics, antidepressants, etc.) and personal care products such as cosmetics, fragrances and sunscreens. The benefits of these chemicals to users are wide-ranging, but what is the potential impact once they end up in our water systems?
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153Are Migratory Birds at Increased Risk of Disease?2008-08-12
Birds are excellent monitors of degradation and change in ecosystems. The ongoing challenge is to collect and share useable information about bird health across distances and jurisdictions.