Edward Markey actually said...

"the United States, as the historically largest contributor to greenhouse gases, ... we have a responsibility to be the leader to reduce the risk to this planet."

"human beings are the most significant new contributor to the dangerous warming of the planet, and the science is clear."

"There is no excuse, so just tell us who they are, what their excuses are, and then we will try to reinforce it."

"we have an ability to begin to think creatively about all of the other relationships that we have with that country"