Guardian: Barack Obama ran for president six years ago promising to end a "dumb war" in Iraq and save a planet in peril. After last week, when the president was forced to send 300 troops back to Iraq, it would be easy to think he would break both those promises before leaving the White House.
But in his second term, Obama is building a real legacy on global warming and environmental protection. He is doing so despite resistance from Congress, conservative groups and business lobbies, many of whose members...