In the 1970s, acid rain was one of the most serious environmental threats in North America and Europe. The air was so laden with pollution from coal power plants and cars at the time that it turned ...

You've probably heard of acid rain: rain that's more acidic than normal because of pollution in the atmosphere. But, if rain ...

Our state is part of the region that consistently leads the nation in emissions of acid rain-producing sulfur dioxide and nitrogen oxides. Pennsylvania is a leader in acid rain in the U.S. Acid rain ...

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Acid rain has been greatly reduced but tons of toxis still drift down each year. MARCH 4, 2013— -- Acid rain commanded as much attention in the 1990s as global warming or the hole in the ozone ...

CONCORD, N.H. — Thirty-six years ago, Republicans in the first-in-the-nation primary battled to prove they had the deepest commitment to the day’s most contentious issue: the acid rain poisoning New ...