A new threat is here, and scientists say there's no way to stop it, as even remote parts of the world are seeing microplastic ...
A forest once grew here. Half a mile (0.8 kilometers) uphill we found the trunks of a stand of spruce, killed by acid rain. No birds called, no insects hummed. The only sound was the wind through ...
In the 1970s, acid rain was one of the most serious environmental threats in North America and Europe. The air was so laden ...
Acid rain is one of the most destructive environmental threats to forests and their inhabitants. From weakening trees to harming wildlife, this invisible danger is reshaping entire ecosystems. Learn ...