Researchers from the University of York have discovered why reducing particle pollution is actually increasing surface ozone pollution in some emerging economies, negatively impacting health, ecosystems and agriculture.
Earth Sciences
Jul 7, 2022
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96
Increasingly large and intense wildfires in the Pacific Northwest are altering the seasonal pattern of air pollution and causing a spike in unhealthy pollutants in August, new research finds. The smoke is undermining clean ...
Environment
Apr 19, 2022
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106
Ozone may be weakening one of the Earth's most important cooling mechanisms, making it a more significant greenhouse gas than previously thought, research has found.
Environment
Mar 31, 2022
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117
An international effort to measure air quality in South Korea, a region with complex sources of pollution, may provide new insights into the atmospheric chemistry that produces ozone pollution, according to a team of scientists.
Earth Sciences
Feb 15, 2022
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5
When winds loft fine desert dust high into the atmosphere, iodine in that dust can trigger chemical reactions that destroy some air pollution, but also let greenhouse gases stick around longer. The finding, published today ...
Environment
Dec 22, 2021
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262
Air pollution is responsible for 7 million premature deaths around the world every year, according to the World Health Organization. That's roughly the same number of people who die from smoking or malnutrition. The damaging ...
Environment
Nov 29, 2021
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0
You may have seen the before-and-after-lockdown photos of major cities that appear to show dramatic changes in air quality. In one, the India Gate war memorial in New Delhi is barely visible amid the smog. Then, during lockdown, ...
Environment
Aug 3, 2021
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4
When lockdowns during the coronavirus pandemic cut local nitrogen oxide emissions, the effect on ozone pollution was global and unexpectedly rapid.
Environment
Jun 10, 2021
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14
Lockdowns last year in response to COVID-19 resulted in drastic cuts to emissions, especially from vehicle tailpipes, and yet some urban areas saw a paradoxical spike in ozone air pollution. A new study led by the National ...
Environment
Apr 15, 2021
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7
Although stratospheric ozone protects us by filtering out the sun's ultraviolet radiation, tropospheric ozone is a harmful pollutant. A new study has shown that ozone in the lower layers of the atmosphere decreases crop yields ...
Plants & Animals
Apr 5, 2021
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8
