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Acid rain - Wikipedia
Acid rain is a rain or any other form of precipitation that is unusually acidic, meaning that it has elevated levels of hydrogen ions (low pH).It can have harmful effects on plants, aquatic animals and infrastructure.
Acid Rain “Acid rain” became a household term in the 1980s when unchecked emissions from industry and motor vehicles were blamed for causing environmental deterioration.
Acid Rain - Washington University in St. Louis
Natural Acidity of Rainwater. Pure water has a pH of 7.0 (neutral); however, natural, unpolluted rainwater actually has a pH of about 5.6 (acidic).[Recall from Experiment 1 that pH is a measure of the hydrogen ion (H +) concentration.]
Effects of Acid Rain
For the past few decades, acid rain has become one of many ecological concerns. Little was known about acid rain until recent. Many studies have been made to determine the chemistry of this ecological problem.
Acid rain, from USGS Water-Science School
Acid rain information, from the USGS Water Science School.
acid rain | Definition, Causes, Effects, & Formulas ...
Acid rain: Acid rain, precipitation possessing a pH of about 5.2 or below that causes environmental harm.
Effects of Acid Rain | Acid Rain | US EPA
Overview of the effects of acid rain on ecosystems, plant life, wildlife and man-made structures.
Acid Rain - building, river, effects, important, largest ...
Sources and Forms of Acid Rain Rain, snow, sleet, and other forms of precipitation are naturally slightly acidic because of chemical reactions with carbon dioxide and other naturally occurring substances in the atmosphere.