Sen. John McCain (R-AZ) told Bloomberg Television he would support a Senate cap-and-trade bill on reducing greenhouse gas emissions only if there is an increased role for nuclear power. He said: “Nuclear power has to be an important part of the actions to reduce greenhouse gases.”

Campaigning in the Philadelphia suburbs, Sen. Hillary Clinton (D-NY) praised McCain (Post-Gazette) for splitting from many of his fellow Republican lawmakers by calling for tougher action on the environment. She said she would take further steps, such as becoming directly involved in creating a new international global warming pact.

A rundown of the candidates’ views, and votes, on climate change can be reviewed in this CFR Issue Tracker.