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

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

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

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

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

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

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

Birds are indicators of the environment. If they are in trouble, we know we'll soon be in trouble.

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

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