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

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

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

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

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

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

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

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

The environment is everything that isn't me.