pH - It all falls down
It all falls down
Remember the lime the farmer spread on the acidic field? Sometimes lime is added to a lake or stream that has become too acidic because of acid rain. Acid rainA form of precipitation that is significantly more acidic than neutral water, often as the result of industrial processes and pollution., an environmental problem that became much worse beginning in the 1950s, is rain, snow, or sleet made unnaturally acidic by sulfur dioxide and nitrogen oxide emissions. The emissions, which mix with air masses, come from the smokestacks of electric power plants that burn coal or from companies that burn high sulfur oil for fuel. Rainfall with a pH of 4, which occurs in the worst acid rain areas, is about one-tenth as acidic as vinegar. Acid rain damages trees and crops and even corrodes stone buildings and statues. Fish are
not able to reproduce when...
[The entire page is 247 words long]
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