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

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

When we try to pick out anything by itself, we find it hitched to everything else in the universe.

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

When we realize we can make a buck cleaning up the environment, it will be done!

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.

The environment is everything that isn't me.

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

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

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