acid rain

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Precipitation laced with pollution, produced predominantly by power plants that burn coal of variable purity, generating SO2 and NO2, lowering the pH of precipitation

acid rain

any rain that contains pollutants such as dissolved sulphur compounds, and as a result adversely affects plant and animal life on precipitation. The pollutants are released into the atmosphere by the burning of fossil fuels such as coal or oil.
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Senator Moynihan initiated NAPAP in 1979 with the introduction of his bill, the Acid Precipitation Act, which subsequently became Article VII of the Energy Security Act of 1980.
The important levels recorded in Sectors 1 and 2 could be related to the interplay of moose diet, contamination of the habitat by atmospheric cadmium (Sudbury and Horne foundries), and mobilization of cadmium from the soil by the effect of acid precipitation.
While learning about the impacts of acid precipitation, one group of six campers took a hike along Fontinalis Brook.
Louis, Missouri 63130) or the National Acid Precipitation Assessment Program (722 Jackson Place, N.W., Washington, D.C.
Chemical characterization of acid precipitation in Albany, New York.
Acid etch is a direct result of weathering that includes acid precipitation (rain, dew, or fog), often compounded by pollution fallout.
We then mixed 50 [micro]L of the supernatant with 250 [micro]L of 0.1 mol/L [Na.sub.2]HP[O.sub.4] in a microsampling vial to buffer the sample after acid precipitation of the proteins.
The parks were rated on haze, ozone, and acid precipitation. The index compares data collected from 1991 through 2001 at the ten national parks with the most extensive monitoring programs.
We spent 10 years and $500,000,000 on the National Acid Precipitation Assessment Program, which produced meaningful scientific advances, but ultimately failed in its primary mission--to provide timely, policy-relevant information to guide the development of the Clean Air Act.
The criticisms leveled at the Global Change Research Program have suggested some unflattering comparisons with another environmental research behemoth, the National Acid Precipitation Assessment Program (NAPAP).
Atmospheric processes: For example, greenhouse effect, stratospheric ozone depletion, acid precipitation, and ground level ozone.