Marginalized groups are exposed to higher cumulative air pollution in Vancouver, Montreal and Toronto, according to new research from the University of British Columbia.
Social Sciences
Dec 22, 2020
4
2
All hands have to be on deck if the world is going to tackle degradation, and one of the biggest emitters is also one of the least well known—international shipping. A 2018 study estimated that pollution emitted from cargo ...
Environment
Dec 2, 2020
0
4
A single-step, plasma-enhanced catalytic process to convert sulfur dioxide to pure sulfur from tail gas streams may provide a promising, more environmentally-friendly alternative to current multistage thermal, catalytic and ...
Materials Science
Oct 28, 2020
1
72
Atmospheric planetary boundary layer (PBL), also called the atmospheric boundary layer, is the region of the lower troposphere where Earth's surface strongly influences temperature, moisture and wind through the turbulent ...
Earth Sciences
Jul 21, 2020
0
35
Could we create massive sulfuric acid clouds that limit global warming and help meet the 2015 Paris international climate goals, while reducing unintended impacts?
Earth Sciences
Jul 20, 2020
0
9
Power plants that burn coal and other fossil fuels emit not only planet-warming carbon dioxide, but also pollutants linked to breathing problems and premature death. Policies proposed to mitigate climate change, however, ...
Environment
Jun 10, 2020
0
5
Nine states have sued the U.S. Environmental Protection Agency for curtailing enforcement of rules on air and water pollution during the COVID-19 pandemic, saying the pullback puts the public at even greater risk.
Environment
May 21, 2020
0
6
Cities that declared a state of emergency in February due to outbreaks of COVID-19 saw air pollution decrease by up to 40% as businesses close their doors and residents stayed home, a University of Toronto researcher has ...
Environment
Apr 14, 2020
2
147
High loadings of fine particulate matter (PM2.5) during haze are mostly produced from the chemical reactions of reactive gas precursors, including sulfur dioxide (SO2), nitrogen oxides (NOx), ammonia (NH3), and volatile organic ...
Environment
Apr 13, 2020
0
8
As the only alkaline gas in the atmosphere, ammonia can react with sulfur dioxide and nitrogen oxides to form secondary fine particles, accelerating the generation of atmospheric haze. Ammonia is therefore considered as a ...
Environment
Apr 13, 2020
0
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