Monday, March 24th, 2008 - 18:32:53 - Ehud Rattner
Chemists at the University of California, San Diego have discovered that a chemical reaction in the atmosphere above major cities long assumed to be...
Thursday, March 13th, 2008 - 16:40:00 - Ehud Rattner
EPA met its requirements of the Clean Air Act by signing the most stringent 8-hour standard ever for ozone, revising the standards for the first time...