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Evaluating time removal models for estimating availability of boreal birds...
We used conventional and finite mixture removal models with and without time-varying covariates to evaluate availability given presence for 152 bird species using data from... -
Estimates of Exceedances of Critical Loads for Acidifying Deposition in...
Estimates of potential harmful effects on ecosystems in the Canadian provinces of Alberta and Saskatchewan due to acidifying deposition were calculated, using a 1-year... -
Erosion potential of dynamic ice breakup in Lower Athabasca River. Part II;...
Highlights •Methodology is developed for analysis of unique field data set on ice breakup processes. •Analysis quantifies key hydrodynamic variables during the breakup event.... -
Episodic acidification of 5 rivers in Canada's oil sands during snowmelt; a...
Highlights • Surface water acidification during snowmelt was assessed using 25 years of automated data from Canada’s oil sands region. • Surface water acidification occurred in... -
Enhanced characterization of oil sands acid-extractable organics fractions...
The open pit oil sands mining operations north of Fort McMurray, Alberta, Canada, are accumulating tailings waste at a rate approximately equal to 4.9 million m3/d. Naphthenic... -
Emissions Preparation and Analysis for Multiscale Air Quality Modelling over...
The oil sands (OS) of Alberta, Canada, which are classified as unconventional oil, are the third-largest oil reserves in the world. We describe here a 6-year effort to improve... -
Emissions databases for polycyclic aromatic compounds in the Canadian...
wo speciated and spatially resolved emissions databases for polycyclic aromatic compounds (PACs) in the Athabasca oil sands region (AOSR) were developed. The first database was... -
Elevated exposure, uptake and accumulation of polycyclic aromatic...
Highlights • Exposure of nestling tree swallows to PACs examined in the Athabasca Oil Sands • A complex mixture of 41 PACs detected in chicks' feces and accumulated in muscle •... -
Effects of projected climate on the hydrodynamic and sediment transport...
The potential effects of climate change on the hydrodynamic and sediment transport regime of the lower Athabasca River (LAR) in Alberta, Canada, is investigated. Future climate... -
Predictive Models for Estimating the Cumulative Effects of Human Development...
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Effects of multi-well plate incubation on embryo-larval development in the...
Fathead minnow embryos and larvae are frequently used in toxicology, including short-term embryo-only tests which often use small volumes of test solution. The effect that such... -
Ecological monitoring through harmonizing existing data; Lessons from the...
To accomplish the objectives of a long-term ecological monitoring program (LTEM), repurposing research data collected by other researchers is an alternative to original data... -
Dry deposition of reactive nitrogen from satellite observations of ammonia...
Reactive nitrogen (Nr) is an essential nutrient to plants and a limiting element for growth in many ecosystems, but it can have harmful effects on ecosystems when in excess. -
Dry deposition of polycyclic aromatic compounds to various land covers in...
A framework was developed to estimate dry deposition of polycyclic aromatic compounds (PACs), including 17 polycyclic aromatic hydrocarbons (PAHs), 21 alkylated PAHs, and 5... -
Does expected future landscape condition support proposed population...
Highlights • Analysis of future habitat supply and population size for priority landbirds. • ALCES® landscape simulation model and statistical bird habitat models in BCR 6. •... -
Differential effects of high atmospheric N and S deposition on bog...
Oil extraction and development activities in the Athabasca Oil Sands Region of northern Alberta, Canada, release NOx, SOx, and NHy to the atmosphere, ultimately resulting in... -
Differences between Measured and Reported Volatile Organic Compound...
Validation of volatile organic compound (VOC) emission reports, especially from large industrial facilities, is rarely attempted. Given uncertainties in emission reports, their... -
Development of Differential Absorption Lidar (DIAL) for Detection of CO2,...
Rapid expansion of the oil and gas industry in Alberta, including the oil sands, has challenged the Alberta Government to keep pace in its efforts to monitor and mitigate the... -
Detoxification, endocrine, and immune responses of tree swallow nestlings...
Changes in environmental and wildlife health from contaminants in tailings water on the Canadian oil sands have been well-studied; however, effects of air contaminants on... -
Determining air pollutant emission rates based on mass balance using...
Top-down approaches to measure total integrated emissions provide verification of bottom-up, temporally resolved, inventory-based estimations. Aircraft-based measurements of air...