Our world faces a true planetary emergency. I know the phrase sounds shrill, and I know it's a challenge to the moral imagination.

I have a private plane. But I fly commercial when I go to environmental conferences.

Much of the debate over global warming is predicated on fear, rather than science.

Harmony with land is like harmony with a friend you cannot cherish his right hand and chop off his left.

You may be able to fool the voters, but not the atmosphere.

Not all is doom and gloom. We are beginning to understand the natural world and are gaining a reverence for life - all life.

Unless we keep this planet healthy, everything else is for naught.

We won't have a society if we destroy the environment.

People in Slow Food understand that food is an environmental issue.

When we realize we can make a buck cleaning up the environment, it will be done!