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

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.

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

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

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

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

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

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

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

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