The correct answer is A. Acid rain. Acid rain occurs when harmful chemicals, such as sulfur dioxide and nitrogen oxides, are released into the atmosphere and then fall back to the ground, leading to pollution of soil and water sources, and affecting plants and trees.
This is a form of ground water pollution where heavier chemicals fall back to the ground and coat the trees and leaves of plants. A. Acid rain b. Deposition c. Global warming d. Greenhouse effect
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