Conservation Roots
1854
Henry David Thoreau
wrote Walden
1856
Frederick Law Olmsted
designed New York City’s Central Park
1864
George Perkins Marsh
wrote Man and Nature
1882
J. Sterling Morton
started Arbor Day
1897
John Muir
founded the Sierra Club
1905
Gifford Pinchot
1st Chief of the U.S. Forest Service
1929
Rosalie Edge
founded the Emergency Conservation Committee
1930
Robert Marshall
founded the Wilderness Society
1934
Jay (Ding) Darling
political cartoonist
1949
Aldo Leopold
wrote Sand County Almanac |
Environmental Branches
1962
Rachel Carson
wrote Silent Spring
1968
Paul Ehrlich
wrote The Population Bomb
1969
David Brower
founded Friends of the Earth
1970
Barry Commoner
biologist who reported the death of Lake Erie
1970
Gaylord Nelson
started Earth Day
1971
Marjorie Stoneham Douglas
founded Friends of the Everglades
1972
William O. Douglas
Sup. Court Justice argued that trees have legal standing
1972
Garrett Hardin
wrote The Tragedy of the Commons
1987
Edward Abbey
wrote The Monkey Wrench Gang
1992
E.O. Wilson
wrote The Diversity of Life |
