Humankind has suddenly entered into a brand new relationship with our planet. Unless we quickly and profoundly change the course of our civilization, we face an immediate and grave danger of destroying the worldwide ecological system that sustains life as we know it.

I'm not trying to top anything. I'm trying to be useful, to play a positive role, to serve the public interest.

It's not at all new for wealthy and powerful interests to try to hide the ball and ignore independent analyses of relevant facts.

A low voter turnout is an indication of fewer people going to the polls.

The scientific evidence of how serious this climate crisis is becoming continues to amass week after week after week.

If you want your energy bills to go up, you should support an ever greater dependence on foreign oil, because the rate of new discoveries is declining as demand in China and India is growing, and the price of oil and thus the price of coal will go sky high.

There are good people, who are in politics - in both parties - who hold this at arm's length, because if they acknowledge it and recognize it, then the moral imperative to make big changes is inescapable.