Organic aerosols—such as those released in cooking—may stay in the atmosphere for several days, because of nanostructures formed by fatty acids as they are released into the air.
Earth Sciences
Apr 14, 2022
1
121
As urban residents know, air quality is a big deal. When local pollution levels go up, the associated health risks also increase, especially for children and seniors. But air pollution varies widely over the course of a day ...
Environment
Feb 18, 2015
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10
In the world's coldest capital, many burn coal and plastic just to survive temperatures as low as minus 40 degrees—but warmth comes at a price: deadly pollution makes Ulaanbataar's air too toxic for children to breathe, ...
Environment
Mar 31, 2019
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25
As Californians work toward a publicly stated goal of carbon neutrality by 2045, residents of the Golden State stand to reap such additional benefits as cleaner air, widespread improvements in public health and related cost ...
Environment
Oct 12, 2022
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58
One of the lasting legacies of COVID-19 pandemic, perhaps, is our increased appreciation of open green spaces across towns and cities. Those of us living in bustling cities, have experienced, to various extents, the power ...
Environment
Jul 2, 2021
0
5
The U.N. weather agency says the world—and especially urban areas—experienced a brief, sharp drop in emissions of air pollutants last year amid lockdown measures and related travel restrictions put in place over the coronavirus ...
Environment
Sep 3, 2021
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25
Wildfires in south eastern Brazil produce airborne pollution that worsens air quality in major cities such as Sao Paulo—canceling out efforts to improve the urban environment and posing health risks to citizens, according ...
Environment
Jan 21, 2020
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10
Air pollution still causes more than 1,200 premature deaths a year in under 18's across Europe and increases the risk of chronic disease later in life, the EU environmental agency said Monday.
Environment
Apr 24, 2023
1
49
As air quality improves, the invisible chemistry happening in the air around us is changing. Skies should clear up as emissions drop, but recent results suggested that declining nitrogen oxides can create an environment where ...
Environment
Mar 26, 2019
0
52
China, like many developing nations, is working to stem the tide of environmental degradation that flows from unchecked urban growth. Although the central government has made steady progress toward strengthening national ...
Environment
Aug 31, 2018
0
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