We expect climate change to aggravate current problems of the number of millions of people at risk of hunger, probably to the tune of 50 million,

Climate change will have its greatest impact at the coastlines, ... and the risk will go up higher than people think.

The prime suspects are habitat loss and climate change. We should stop using pesticides in our gardens, leave rough areas and protect the countryside, especially wild habitats.

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.