Andrea Issod is a senior attorney with the Sierra Club's Environmental Law Program. Trump Wants to Weaken Clean Air Protections, But He Will Fail Pruitt: The Black Pot HECA YEAH! Hydrogen Energy California (HECA) Coal Plant Developer Throws in the Towel Setting the Record Straight about EPA’s Long Overdue Rule Eliminating Clean Air Act Loopholes The Beginning of the End for Clean Air Act Loopholes for Industry Pollution