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E.P.A. Tightens Sulfur Dioxide Limits
Submitted by Staff Reports on Tue, 06/08/2010 - 12:20
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By JOHN M. BRODER Published: June 3, 2010
The Environmental Protection Agency issued a new health standard on Thursday for sulfur dioxide emissions, the first such revision in nearly 40 years.
http://www.nytimes.com/2010/06/04/science/earth/04sulfur.html
