2005•Hunan Nonferrous MetalsRequires access
The Analysis about the Acid Rain Changing Trend and Correlation Factors in the Urban Area of Changsha City in Recently 5 Years
Yang Yu-hong
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Abstract
The acid rain in Changsha city appeared in the early time,and it gets heavier in recently year.In 2004,the acid rain frequency had reached 90% above.The annual average of pH is below 4.0.This report is based on the relevant statistical data from 2000～2005,and this report analyzes the changing trend of acid rain,it provides some reliable information for the control of acid in Changsha city.