EPA to Unveil New Limit for Smog

New York TimesEPA to Unveil New Limit for Smog-Causing Ozone EmissionsNew York TimesWASHINGTON — The Obama administration on Thursday will unveil a major new regulation on smog-causing emissions that spew from smokestacks and tailpipes, significantly tightening the current Bush-era standards but falling short of more stringent ...President's unapologetic regulatory pushThe Hill (blog)all 348 news articles »