Maybe more climate activists will think about the climate change not as an international problem to be resolved in an air-conditioned meeting hall, but as a guerilla war to be fought in the streets.

Climate change is a global issue - from the point of view of the Earth's climate, a molecule of CO2 emitted in Bejing is the same as a molecule emitted in Sydney.

This notion that manmade climate change is happening is wrong.

It indicates that the reliability of the river will decrease with climate change. And that model doesn't take into account population growth and the ensuing increase in demand. We can't do business as usual.

Climbing oil prices and the problems with climate change make it ill-advised to sink more money into fossil fuels.

It is really a mission that affects global change. We will have a better quantitative understanding of climate change and a better basis for making policy decisions.