Data from more than 40,000 air quality monitoring stations in 138 countries, territories and regions were analyzed for the ...

Mauna Kea in Hawaii is a place where the heavens seem to touch the earth. With its towering peaks and clear skies, it's one ...

Clean air has become one of America’s best investments, returning $10 for every $1 spent on regulations, by one estimate.

Evidence of elevated volcanic activity indicate eruption of Alaska's Mount Spurr volcano could happen within weeks or months, ...

Environmental Protection Agency Administrator Lee Zeldin on Wednesday announced nearly three dozen deregulatory moves that he ...

Researchers predict the most likely outcome of the unrest at Mt. Spurr is “one or more explosive events” that could last as ...

The United States is the second largest carbon polluter in the world, after China, and the largest historical emitter of ...

President Donald Trump's administration intends to overturn pollution rules aimed at reducing soot and greenhouse gas ...

Discover the most polluted cities worldwide and the alarming impact of air pollution on health, environment, and daily life.

The best way to experience the White Mountains’ Presidential Range is hiking between the Appalachian Mountain Club’s eight historic high-mountain huts. Connecting distances aren’t ridiculous—the ...

Idaho lawmakers proposed Wednesday a new bill that could narrow down the number of lawsuits against doctors under Idaho’s abortion laws.