Acid Rain and its causes
What is acid rain? Acid rain is rain that is more acidic than normal. Acid rain is a complicated problem. It is not a recent phenomenon. In the 17th century, scientists noted the ill effects that industry and acidic pollution was having on vegetation and people. However, the term acid rain was not coined until two centuries later when Angus Smith published a book called 'Acid Rain' in 1872.
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