Elegant Description of Environmentalism

Man has generally been preoccupied with obtaining as much 'production' from the landscape as possible, by developing and maintaining early successional types of ecosystems, usually monocultures. But, of course, man does not live by food and fiber alone; he also needs a balanced CO2-O2 atmosphere, the climactic buffer provided by oceans and masses of vegetation, and clean (that is, unproductive) water for cultural and industrial uses. Many essential life-cycle resources, not to mention recreat...

 Teddy Roosevelt's Environmentalism

The nation behaves well if it treats the natural resources as assets which it must turn over to the next generation increased and not impaired in value.

 Stephen and Lucy Hawking's Scientist's Oath

I swear to use my scientific knowledge for the good of Humanity. I promise never to harm any person in search of enlightenment. I shall be courageous and careful in my quest for greater knowledge about the mysteries that surround us. I shall not use scientific knowledge for my own personal gain or give it to those who seek to destroy the wonderful planet on which we live. If I break my oath, may the beauty and wonder of the Universe forever remain hidden from me.