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 ...

But brook trout, after expanding to new streams, face stiffer competition as warming threats worsen.

Acid rain is a term that refers to not just rain but also other forms of precipitation such as snow, hail, sleet, and fog that has a higher acidity than normal. Acid rain is caused by the burning of ...

Just when you thought it was safe to go out in wet weather, acid rain "may have a sequel", said Popular Mechanics, and "like most sequels, it's arguably worse". And it might not have a happy ending ...

Why you can’t trust economic advice from big business. By Paul Krugman Forests are a source of inspiration, respite and wealth in Germany. Now, people are fighting to save them from drought and ...

Acid rain seemed like a problem we solved decades ago, but in 2025, signs suggest it’s creeping back in worrying ways. From weakened protections to new chemical threats, here are twelve reasons acid ...

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 ...