Global warming isn't a prediction. It is happening.

We have at most ten years - not ten years to decide upon action, but ten years to alter fundamentally the trajectory of global greenhouse emissions... We are near a tipping point, a point of no return, beyond which the built in momentum and feedbacks will carry us to levels of climate change with staggering consequences for humanity and all of the residents of this planet.

The democratic process is supposed to be one person one vote, but it turns out that money is talking louder than the votes.

I've tried to be a straight scientist doing the science and reporting it as best I can.

We cannot afford to put off change any longer. We have to get on a new path within this new administration. We have only four years left for Obama to set an example to the rest of the world. America must take the lead.

The trains carrying coal to power plants are death trains. Coal-fired power plants are factories of death.

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