James Hansen Degrees Quotations

Earth is warmer in 1988 than at any time in the history of instrumental measurements, The warming of a few degrees is going to take us to a world that is perhaps as different from today as the last ice age is from today.

...99 percent confident that the world really was getting warmer and that there was a high degree of probability that it was due to human-made greenhouse gases.

The last time the world was three degrees warmer than today-which is what we expect later this century-sea levels were 25m higher. So that is what we can look forward to if we don't act soon.

How long have we got? We have to stabilize emissions of carbon dioxide within a decade, or temperatures will warm by more than one degree... We don't have much time left.