That's a serious wedge, and shows a political climate change,

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.

Climate change is, in my view, long term, the single biggest issue that we face,

The big question is, what role does climate change have in all of this?

You can almost never say that a particular event is caused by climate change,