The Libertarian candidate believes global warming is a moot point.
A small majority of Northeast residents embraces the scientific consensus.
At a press conference on Tuesday, the president said the international community is troubled by Republicans’ refusal to act against climate change.
Will Trump, Rubio, and Cruz's extreme views on climate hurt them in New Hampshire? Probably not.
These companies aren't rooting for catastrophic warming -- but they are thinking about the business opportunities that could result.
Lindsey Graham was one of the few Republicans contenders with a reasonable position on climate change. He just dropped out.
Is this the moment when the rise of the oceans begins to slow?
The presidential candidate criticized Obama for supposedly prioritizing climate change over the fight against ISIS.
"Climate change is directly related to the growth of terrorism," Sanders said at the Democratic debate on Saturday, citing CIA intelligence.