The EPA estimates that between 2007 and 2018 the rule has cut 500,000 tons of sulfur dioxide and 300,000 tons of nitrous ...

With your voice, we can make a difference and achieve cleaner air and a healthier climate. The air pollution affecting national parks — and the rest of the country — results from the burning of fossil ...

National parks are warming, putting the parks and visitors at risk. These areas are sensitive to climate change, including ...

That needs to change. Air pollution harms human health and wildlife and damages national parks. It makes the skies hazy, limiting mountain views and dark night skies and threatening the tourist ...

That inspired me to take my boys on the road, to California. Five weeks, seven thousand miles, nine national parks — Badlands, Yellowstone, Grand Teton, Grand Canyon, Bryce Canyon, Zion ...

Conservation and public-health groups sued Environmental Protection Agency Administrator Lee Zeldin today for his failure to take action to reduce smog pollution in the Phoenix metro area and Mariposa ...

“The degree of pollution is astounding, especially considering it is ... for wild animals — and visiting humans — the public expects in America’s national parks.” On Sept. 8, the Coastal Commission ...