This is a list of people who are, or have been, prominent conservationists. Environmentalists will also work on conservation issues.
A
Edward Abbey – writer and wilderness activist
Ansel Adams – wilderness and landscape photographer
Roald Amundsen – Norwegian explorer of polar regions
Anthony Ashley-Cooper, 10th Earl of Shaftesbury – former president of Sir David Attenborough's British Butterfly Conservation Society
David Attenborough – host of many BBC Natural History documentaries, naturalist, educator
Traven Apiki – wilderness enthusiast and conservationist. Kenai Peninsula, AK naturalist.
B
Jeannie Baker – artist/author of children's picture books and film maker
Nena Baltazar – President of Comunidad Inti Wara Yassi, a Bolivian nongovernmental organization working in conservation and wildlife care
S. Theodore Baskaran – wildlife conservationist
Tom Bell – founder of the Wyoming Outdoor Council and decorated World War II veteran
Frances Beinecke – President of the Natural Resources Defense Council
Daniel Boone – famous wilderness explorer
Harvey Broome – wilderness activist
David Brower – mid-20th century leader of the Sierra Club
Tom Brown – naturalist
David Bwakali – environmental writer, Journal editor, compassionate conservationist
C
Arthur Carhart – U.S. Forest Service official who inspired wilderness protection in the United States
Archie Carr – zoology professor and herpetologist, prominent sea turtle conservationist
Rachel Carson – scientist who advanced the global environmental movement
Jimmy Carter – signed the Alaska National Interest Lands Conservation Act in 1980, which protected more land than any single piece of legislation ever passed by Congress
Yvon Chouinard – environmentalist and outdoor industry businessman. Owner of the company Patagonia, known for its environmental focus.
Frederic Edwin Church – American landscape painter, famous for Twilight in the Wilderness
Eugenie Clark – conservationist of sharks
Clem Coetzee – (c. 1939–7 September 2006) was a Zimbabwean conservationist. He developed new methods of big game conservation.
Ernie Cooper – Canadian wildlife trade expert
Jeff Corwin – naturalist, Animal Planet host, herpetologist
Jacques Cousteau – oceanographer, marine biologist
D
William O. Douglas – U.S. Supreme Court Justice who was an ardent conservationist. William O. Douglas Wilderness is named after him
Iain Douglas-Hamilton – founder of Save the Elephants, zoologist
Gerald Durrell – naturalist, zookeeper, conservationist, writer, television presenter, founder of the Jersey Wildlife Conservation Trust (now Durrell Wildlife Conservation Trust) and the Jersey Zoo (now renamed Durrell Wildlife Park)
E
Dwight D. Eisenhower – the Arctic National Wildlife Refuge became a federally protected wilderness area during his administration
Sammie Ellsworth – wilderness adventurer, enthusiast, and activist
F
Dian Fossey – primatologist known for studying gorillas, author, founder of the Digit Fund today known as the Dian Fossey Gorilla Fund International, was murdered presumably by poachers because of her cause
Bernard Frank – one of the founders of The Wilderness Society
G
Jane Goodall – primatologist known for studying chimpanzees, author, founder of the Jane Goodall Institute
George Bird Grinnell – prominent early American conservationist
H
Hubert Humphrey – U.S. Senator from Minnesota in 1956 who presented the first draft of the Federal Wilderness Preservation System Bill to Congress
Celia Hunter – former president of The Wilderness Society
I
Steve Irwin – Australian zookeeper, documentary film maker and activist
L
Lyndon Baines Johnson – signed the Wilderness Act on September 3, 1964, which permanently guaranteed millions of acres of wild land for future generations of Americans
Aldo Leopold – ecologist, forester and environmentalist; author of A Sand County Almanac
A. Starker Leopold – son of Aldo Leopold, zoologist and ecologist, writer of the Leopold Report
M
Wangari Maathai – Nobel Peace Prize recipient, founder of the Green Belt Movement, political activist
Benton MacKaye – wilderness activist, founder of the Appalachian Trail
Bob Marshall – principal founder of The Wilderness Society
Louis B. Marshall – constitutional lawyer who was instrumental in passing "forever wild" legislation of N.Y.S. Constitution, which permanently protected wilderness in Adirondack and Catskill Forest Preserves
Nigel Marven – wildlife presenter and producer
Bill Mason – wilderness author and canoeist
Stephen Mather – conservationist who was the first director of National Park Service, as a unified federal agency to oversee National Parks administration which he ran publicity campaign to established
Malcolm McCallum – conservation biologist who publishes on biodiversity and extinction, and established the scholarly journal Herpetological Conservation and Biology.
Chico Mendes – Brazilian environmentalist
Cynthia Moss – elephant behavioural specialist, ethologist, author
John Muir – author and preservationist, founder of the Sierra Club
Margaret Murie – "Grandmother of the conservation movement"
Olaus Murie – wilderness activist
N
Abi Kusno Nachran – Indonesian rain forest preservation activist
Roderick Nash – author of "Wilderness and the American Mind"
Lone Drøscher Nielsen – working, with Borneo Orangutan Survival for conservation of Bornean orangutans and orangutan habitat
Aletris Neils – Director Conservation CATalyst, conservationist, mitigating human-wildlife conflict, mammalogist
O
Ric O'Barry – former dolphin trainer for the TV show Flipper turned dolphin activist and conservationist, featured in the documentary The Cove
Ernest Oberholtzer – one of the eight founders of The Wilderness Society
Sigurd F. Olson – author, environmentalist, teacher, canoeist and advocate in the northern Midwest. Worked to establish Pt. Reyes, Arctic NWR, Boundary Waters Canoe Wilderness
P
Gifford Pinchot – conservationist, first Chief of the United States Forest Service
Sharon Pincott – naturalist, wildlife conservationist, elephant behavioural specialist, author
Ian Player – international conservationist
Carl Pope – executive director of the Sierra Club
R
Alan Rabinowitz – President and CEO of Panthera Corporation, a conservation organization devoted to protecting the world's 36 cat species
Phil Radford – environmental, clean energy, and democracy leader, director of Greenpeace
Matthew Richardson – author of 13-volume series Threatened and Recently-Extinct Vertebrates (Springer)
Theodore Roosevelt – set aside 194,000,000 acres (790,000 km2) of federal land for national parks and nature preserves. He was also instrumental in establishing the United States Forest Service
S
Subhransu Satpathy – Indian conservationist and environmental film maker
Peter Scott – (1909–1989) founder of the World Wildlife Fund and Wildfowl & Wetlands Trust and the first conservationist to be knighted (in 1973)
William H. Seward – United States Secretary of State who acquired Alaska from Russia for two cents per acre. Seward's Folly is the largest remaining wilderness in North America
Charles Alexander Sheldon – the "Father of Denali National Park"
Willie Smits – working, with Borneo Orangutan Survival for conservation of Bornean orangutans and orangutan habitat
T
Gary Tabor – conservation catalyst, founder and director of Center for Large Landscape Conservation
Doug Tompkins and Kristine Tompkins – entrepreneurs turned conservationists; together have protected 2,200,000 acres (8,900 km2) in Chile and Argentina
Henry David Thoreau – author, naturalist and development critic
U
Stewart Udall – United States Secretary of the Interior when the Wilderness Act was signed into law by President Lyndon B. Johnson in 1964
V
Marlice van Vuuren – conservationist and broadcaster
W
Paul Watson – founder of the Sea Shepherd Conservation Society, a co-founder of Greenpeace, and the star of the television show Whale Wars on Animal Planet that documents his organization's yearly trip to the southern ocean to disrupt the illegal activities of Japanese Whalers/ ICR.
Robert K. Watson – founder and father of LEED Leadership in Energy and Environmental Design
David B. Wingate – saved the Bermuda petrel, or cahow, from extinction and almost single-handedly returned 15-acre Nonsuch Island, in Bermuda, to its precolonial state
E.O. Wilson – Pelligrino University Professor at Harvard University, for introducing the concept of Biophilia and making many other contributions to environmental science
Y
Robert Sterling Yard – founding member of The Wilderness Society
Z
Howard Zahniser – leader of The Wilderness Society, drafted the Wilderness Act
List of conservationists Wikipedia (Text) CC BY-SA