The term acid rain refers to what scientists call acid deposition. It is caused by airborne acidic pollutants and has highly destructive results. Scientists first discovered acid rain in 1852, when the English chemist Robert Agnus invented the term. From then until now, acid rain has been an issue of intense debate among scientists and policy makers. Acid rain, one of the most import ...

by Elaine McGee Marble surfaces exposed to rain develop a rough "sugary" texture because the calcite grains are loosened as the edges dissolve in the rain water. Column capital volute, Jefferson Memorial, Washington, D.C. VIEW a list of other USGS General Interest Publications Information on the Environment Outreach, Education, and Inquiries This page is URL:http://pubs.usgs.gov/gip/acidrain/ Maintained by Eastern Publications Group Web Team Last modified 07.21.97 (krw)

A R R FBuying Pollution Right Out of the Sky!A R R F Mission Statement The Acid Rain Retirement Fund was founded to prevent air pollution by buying it right out of the sky. The U.S. Environmental Protection Agency issues pollution allowances or permits that enable companies to emit sulfur dioxide (SO2). These permits are auctioned off to the public and a permit for one ton of sulphur dioxide was recently about $130. The Acid Rain Retirement Fund rai ...

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Clean Air Markets - Environmental Issues Recent Additions | Contact Us | Print Version Search: EPA Home > Clean Air Markets > Environmental Issues > Acid Rain Clean Air Markets Home Acid Rain Smog/Ozone Transport Regional Haze Climate Change Students and Teachers Acid Rain Students Site Acid Rain En Español Acid rain is a serious environmental problem that affects large parts of the US and Canada. This section of the Web site provides inform ...

Clean Air Markets - Programs and Regulations Recent Additions | Contact Us | Print Version Search: EPA Home > Clean Air Markets > Programs and Regulations > Acid Rain Program Acid Rain Program NOx Trading Programs Monitoring US - Canada Acid Rain Program The overall goal of the Acid Rain Program is to achieve significant environmental and public health benefits through reductions in emissions of sulfur dioxide (SO2) and nitrogen oxides (NOx), the p ...

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