Month: January 2008

What cause Acid rains?

Acid Rain has been an increasingly serious problem since the 1950s, particularly in the NE United States, Canada, and W Europe, especially Scandinavia. The acid rain contains the form of precipitation (rain, snow, sleet, or hail) containing high levels of sulfuric or nitric acids (pH below 5.5–5.6). It is happen when sulfur dioxide and various […] © 2008 - 2017 Frontier Theme