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

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

The environment is everything that isn't me.

Never doubt that a small group of thoughtful, committed citizens can change the world indeed, it's the only thing that ever has.

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

Keep close to Nature's heart... and break clear away, once in awhile, and climb a mountain or spend a week in the woods. Wash your spirit clean.

By polluting clear water with slime you will never find good drinking water.

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

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

When we try to pick out anything by itself, we find it hitched to everything else in the universe.