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

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.

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

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

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

I can find God in nature, in animals, in birds and the environment.

We don't have to sacrifice a strong economy for a healthy environment.

The only way forward, if we are going to improve the quality of the environment, is to get everybody involved.

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

I think the cost of energy will come down when we make this transition to renewable energy.