USGS Finds Earth More Acidic
Source: UPI (9/26/11)
"While companies in coal regions in the eastern U.S. have taken steps to improve their environmental legacy, regulations to do so in China aren't yet in place."
Extracting natural resources and the use of nitrogen fertilizers is making the air, soil and water more acidic, said a U.S. Geological Survey study.
A comprehensive review from a joint USGS-University of Virginia study found mining and burning of coal, the mining and smelting of metal ores and the use of nitrogen fertilizer are making the Earth more acidic. . .View Full Article