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.

If we drive our fellow species to extinction, we will leave a far more desolate planet for our descendants than the world we inherited from our elders.

The five-year mean global temperature has been flat for the last decade

What has become clear from the science is that we cannot burn all of the fossil fuels without creating a very different planet.

It would be immoral to leave young people with a climate system spiraling out of control.

As a government employee, you can't testify against the government.

Because cap and trade is enforced through the selling and trading of permits, it actually perpetuates the pollution it is supposed to eliminate.