There's no longer any serious doubt that climate change is real, accelerating, and caused by human activities.

There's no longer any serious doubt that climate change is real,accelerating and caused by human activities. We are uncertain about how deep and time of arrival of the consequences, but we are quite clear that they will not be good.

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,

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