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

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

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

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

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

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

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

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.

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.