Related topics: air pollution

The hidden talents of mosses and lichens

Tropical rainforests are the world's most significant source of biogenic volatile organic compounds (BVOCs). These compounds have a great influence on the concentration of oxidative substances and thus on the self-purifying ...

Western boom cities see spike in harmful ozone

The reduction of harmful ground-level ozone across most of the U.S. over the past several decades has been an air pollution success story. But in some parts of the country, especially in the heavily populated mountain valleys ...

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