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

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

I firmly believe that we can have a healthy environment and a sustainable timber industry.

I think the cost of energy will come down when we make this transition to renewable energy.

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

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.

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.

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