The U.S. population, a mere four or five percent of the world total, creates half the world's toxic waste.

On one hand, I'm an optimistic pessimist. On the other, I'm a pessimistic optimist. But while there's life, there's still hope, and I wouldn't be doing what I'm doing if I didn't think there was still hope.

Nuclear industry proponents often assert that low doses of radiation (eg below 100mSV) produce no ill effects and are therefore safe. But , as the US National Academy of Sciences BEIR VII report has concluded, no dose of radiation is safe, however small, including background radiation; exposure is cumulative and adds to an individual's risk of developing cancer.

The future of our children is a trust we have been given. To conserve and grow, not to squander wastefully on needless excesses. The earth is a trust, to protect and to honor. Our home, our livelihood, our future rests in the quality of our stewardship. Let us become better stewards.

Teachers, I believe, are the most responsible and important members of society because their professional efforts affect the fate of the earth.

The power of an aroused public is unbeatable.

in terms of the biology of the planet, development is a euphemism for destruction.