What is Acid Rain? | Acid Rain | US EPA
https://19january2017snapshot.epa.gov/acidrain/what-acid-rain_.html
WEBMar 31, 2016 · Acid rain, or acid deposition, is a broad term that includes any form of precipitation with acidic components, such as sulfuric or nitric acid that fall to the ground from the atmosphere in wet or dry forms. This can include rain, snow, fog, hail or even dust that is acidic. What Causes Acid Rain?
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