The best friend on earth of man is the tree: When we use the tree respectfully and economically, we have one of… — Frank Lloyd Wright Copy Share Image
The good news is, we have everything we need now to respond to the challenge of global warming. We have all the… — Al Gore Copy Share Image
He who knows what sweets and virtues are in the ground, the plants, the waters, the heavens, and how to come at… — Ralph Waldo Emerson Copy Share Image
The two most abundant forms of power on earth are solar and wind, and they're getting cheaper and cheaper... — Ed Begley, Jr Copy Share Image
The sun is the only safe nuclear reactor, situated as it is some ninety-three million miles away. — Stephanie Mills Copy Share Image
The Senegalese conservationist Baba Dioum can summarize: "In the end, we will conserve only what we love, we will love only what… — Ursula Goodenough Copy Share Image
