Canada’s air pollution levels last year were worse than those in the United States for the first time since an air quality firm in Switzerland started publishing its assessments in 2018. The sixth World Air Quality report published Tuesday by Goldach, Switzerland-based IQAir says raging wildfires were a major influence on Canada’s drop in air […]
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Much of the United States has experienced horrible air quality this year due to the Canadian wildfires. It’s not only particles from smoke creating pollution, but new research shows there’s also an invisible pollution problem causing health concerns: Ozone. When ozone is up in the atmosphere, it filters out the sun’s harmful ultraviolet rays. When it […]
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Scientists from NOAA, NASA and 21 universities from three countries are deploying state-of-the-art instruments in multiple, coordinated research campaigns this month to investigate how air pollution sources have shifted over recent decades. Since the 1970s, U.S. scientists and environmental regulators made significant strides in reducing air pollution by cleaning up tailpipe and smokestack emissions. Yet levels of […]
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