Environmentalist Quotes and aphorisms about seem John Muir John Muir ,, It seems strange that bears, so fond of all sorts of flesh, running the risks of guns and fires and... Greta Thunburg Paul Hawken Paul Hawken ,, Throughout the industrial era, economists considered manufactured capital - money, factories, etc. ... William Bartram Joseph Wood Krutch Donella Meadows Lewis Gordon Pugh