I did not become a vegetarian for my health, I did it for the health of the chickens.

We learned that economic growth and environmental protection can and should go hand in hand.

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

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

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

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

Take a course in good water and air and in the eternal youth of Nature you may renew your own. Go quietly, alone no harm will befall you.

Local innovation and initiative can help us better understand how to protect our environment.

It seems that every time mankind is given a lot of energy, we go out and wreck something with it.

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