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Factors Affecting the Decomposition of Marble Buildings by Acid Rain.  

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FACTORS AFFECTING THE DECOMPOSITION OF MARBLE BUILDINGS BY ACID RAIN Background Knowledge "Acid Rain" is a broad term used to describe several ways that acids fall out of the atmosphere. A more precise term is acid deposition, which has two parts: wet and dry. Wet deposition refers to acidic rain, fog and snow. As the acidic water flows over and through the ground, it affects a variety of plants and animals. The strength of the effects depend on many factor's including how acidic the water is, the chemistry and buffering capacity of the soils involved, and the types of fish, trees, and other living things that rely on the water. Dry deposition refers to acidic gases and particles. About half of the acidity in the atmosphere falls back to earth through dry deposition. The wind blows these acidic particles and gases onto buildings, cars, washed from trees and other surfaces by rainstorms. When that...

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