Environmental Groups Say EPA Must Set Air Standards Despite Scientific Uncertainty Current Status: Published (4) Change Status: BlessedPublishedUnpublishedRestoredQuarantinedDuplicatedCensored Seeded by Medicine Show Communications View Original Article: EPA Abuse Seeded on Fri Dec 7, 2012 7:53 PM us-newsenvironmental-protection-agencyclean-air-actbiological-diversityfarm-bureauban-diesel-useenvironmental-groups-filed-underfracking-epa-hands-outnews-comments-john-stewart Tweet Discuss: ! keyboard shortcuts: V vote up article J next comment K previous comment