Acid rain is a very broad term. It encompasses not only rain but also other forms of precipitation including fog, hail, sleet, snow, dust, and gas. It can even cause haze or smog, contributing to the ...

pH is a measure of the hydrogen ion concentration of the water as ranked on a scale of 1.0 to 14.0. The lower the pH of water, the more acidic it is. The higher the pH of water, the more basic, or ...

Democrats and Republicans once worked together to solve an environmental crisis. That sentence, admittedly, reads a bit like the start of a fairy tale. Long gone are the days when Republicans seemed ...

A pH reading of 2.83 was recorded over the Great Lakes, USA/Canada, in 1982 and a reading of 1.87 was recorded at Inverpolly Forest, Highland, Scotland, in 1983. These are the lowest pH levels ever ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

A forest watered by acid rain may be less able to slake its thirst. That’s one finding from a decades-long experiment in the Appalachian Mountains, where the U.S. Forest Service since 1989 has been ...