In the stratosphere, ozone acts as a protective layer. But in the troposphere, at ground level, this colorless gas is incredibly harmful to human health and the environment in ways scientists are ...
Green Matters on MSN
Photographer captured Milky Way under every light pollution level — and the results say it all
Ian Lauro Astro began his quest in Atlanta and ended 'in the middle of nowhere' in Oregon.
Getting your Trinity Audio player ready... Colorado has three years to lower ground-level ozone pollution to meet federal standards, and this summer’s hazy skies — caused by oil and gas drilling, ...
NEW YORK, NY - JUNE 7: People cross 34th Street in Herald Square as heavy smoke fills the air on June 7, 2023, in New York City. (Photo by Gary Hershorn/Getty Images) Almost half of Americans are ...
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