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

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

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

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

People blame their environment. There is only one person to blame - and only one - themselves.

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

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.

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

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

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