Some people call it global warming; some people call it climate change. What is the difference?

Disease is the bullet that's killing the frogs. But climate change is pulling the trigger. Global warming is wreaking havoc on amphibians, and soon will cause staggering losses of biodiversity.

President Clinton's commitment to addressing climate change is a big step in the fight against global warming and economic injustice, ... It's gratifying that Clinton Global Initiative recognized our efforts to train climate change fighters from the same disenfranchised communities who suffer the most from its effects.

I definitely wouldn't want people to use climate to take humans off the hook. But climate change is a regulator in the population cycle going up and down.

You couldn't necessarily say, 'That hurricane, that storm, that flood only happened because of climate change,' (but) you're starting to see a pattern of extreme weather events.

Bush agreed in Gleneagles that climate change was urgent.