John Sarbanes: “This tar sands oil is going across the United States to be refined in Texas and then is bound for world markets.”

Each of which--each of which--would hamper EPA's ability to regulate air pollution and, unfortunately, continues this Republican agenda of putting Big Oil interests over the interests of the public.

The health of the Chesapeake Bay and its watershed can only continue to improve through robust Federal, state, and local partnerships.

But these are dramatic changes that can bring us to a new place and, I think, have given many people a sense of hope instead of despair in the face of what we are seeing with a warming planet.

Congress gave EPA this role more than 50 years ago under the Clean Air Act and reaffirmed that responsibility in 2005 under the Energy Policy Act.