The Environmental Protection Agency (EPA) is adamant its signature regulation to fight global warming is legally sound in the face of a major legal blow by the U.S. Supreme Court earlier this week, but the agency hasn’t always been so confident in its authority to force states to stop burning coal.
Audio obtained by the Independence Institute, a Colorado-based conservative think tank, suggests former EPA Administrator Lisa Jackson was more cautious about the agency moving forward with such sweeping regulations than the current agency chief.