Visit http://sustainableman.org/ to explore the world of sustainability. For more from George Monbiot, visit http://www.monbiot.com/ “When we try to pick out anything by itself, we find it hitched to everything else in the Universe.” – John Muir When wolves were reintroduced to Yellowstone National Park in the United States after being absent nearly 70 years, the most remarkable “trophic cascade” occurred.
