With bipartisan leadership and cooperation between the U.S. and Canada, acid levels slowly reduced, and recent samples ...

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If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. Decades ago, acid rain was one of the world’s most alarming environmental crises.

In the '80s, the challenge was to limit acid rain from power plants; now, it's to cut carbon emissions. Walter Bibkow / Photo Library John B. Henry was hiking in Maine's Acadia National Park one ...