The environment is everything that isn't me.

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

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

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

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

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

If we do not permit the earth to produce beauty and joy, it will in the end not produce food, either.

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

No one should be able to enter a wilderness by mechanical means.

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