Conservation

National Geographic

Since 1888, we've traveled the Earth, sharing its amazing stories with new generations. Official Twitter account of National Geographic.
1,893,440 followers |

EcoInteractive

Eco Preservation Society: Inspiring Action, Empowering People,Connecting Communities & Transforming the Planet through Conservation, Reforestation & Education
160,639 followers |

World Wildlife Fund

WWF works to build a future in which human needs are met in harmony with nature. Follow World Wildlife Fund and share your love of all things wild.
157,279 followers |

JaneGoodallInstitute

Find us on Facebook: www.facebook.com/theJGI and follow our youth program @RootsAndShoots.
120,697 followers |

Nature Conservancy

The Nature Conservancy welcomes you to its official Twitter site! We're a leading conservation organization working for people and nature.
119,103 followers |

National Wildlife

National Wildlife Federation works to inspire Americans to protect wildlife for our children's future. Staff updating: @starfocus @rarewildlifeguy @ksuzj
89,150 followers |

Sea Shepherd

The Official Twitter page of Sea Shepherd Conservation Society. Defend. Conserve. Protect.
86,723 followers |

OceanEchoes

Ocean wildlife and marine conservation.
72,443 followers |

National Trust

National Trust - charity, protecting historic houses, gardens, woods, coast, countryside... & opening them for you to enjoy. We're about from Mon-Fri 9-5.
68,627 followers |

NRDC

The Earth's Best Defense
56,276 followers |

Replant Rainforests

Eco Preservation Society: We are Replanting the Rainforests! Our intention is to Turn the Tide on Global Deforestation
52,937 followers |

Mongabay

Mongabay.com is an environmental science and conservation news site founded in 1999.
46,392 followers |

Oceana

Working hard to protect our oceans. Fighting against offshore oil & destructive fishing. Fighting for clean energy, sharks, & turtles.
40,372 followers |

Sierra Magazine

Environmental news, lifestyle tips, and free-ranging opinion from the editors of Sierra magazine. Our mission: Explore, enjoy, and protect the planet.
38,011 followers |

National Parks News

National Parks Conservation Association protects our national parks for our children & grandchildren. Retweets or links do not constitute endorsements.
34,941 followers |

EPS of Costa Rica

Eco Preservation Society of Costa Rica: Eco Travel Supporting Conservation and Reforestation in Costa Rica. Making a Difference
34,652 followers |

National Zoo

The Smithsonian's National Zoo demonstrates leadership in animal care, science, education, and sustainability.
27,790 followers |

Rainforest Alliance

International nonprofit organization working to conserve biodiversity and ensure sustainable livelihoods
25,734 followers |

Conservation Intl

Conservation International - an environmental organization working with partners in 40 countries around the globe to protect nature for the benefit of people.
21,053 followers |

Natl Park Foundation

The Official Charity of America's National Parks.
21,038 followers |

WWF_Australia

For a living planet
20,098 followers |

The Audubon Society

The original tweeters. People working together to protect birds, other wildlife and the natural resources that sustain us all, since 1905.
19,503 followers |

Defenders Wildlife

Defenders of Wildlife leads the pack when it comes to protecting wild animals and plants in their natural communities.
18,047 followers |

David E. Guggenheim

Marine scientist, conservation leader, sub pilot, speaker, educator, author. Sr. Fellow at The Ocean Foundation. Host, The Ocean Doctor http://oceandoctor.org
17,948 followers |

Danielle Brigida

I work for the National Wildlife Federation (@NWF). I’m looking to learn & laugh. Interests include: nature animals nonprofits social media technology and life!
17,849 followers |

WWFCanada

WWF-Canada's official Twitter page. Tweets by @sarafalconer and @katieedmonds1
16,604 followers |

San Francisco Zoo

The mission of the San Francisco Zoo is to connect people with wildlife, inspire caring for nature and advance conservation action.
15,509 followers |

Wilderness Society

The Wilderness Society works for clean energy and America's forests, national parks, refuges and BLM public lands.
15,435 followers |

Tim Hurst

Writer, editor, & social media wrangler. I like my tweets with energy, environment, politics, music & mountains. http://ecopolitology.org
15,404 followers |

WWF US

Sorry, this panda has been relocated. Please follow @world_wildlife for the latest from WWF US.
13,450 followers |

Michelle Desilets

Founder of Orangutan Land Trust and Borneo Orangutan Survival UK. Saving orangutans for 18 years. Forests for Orangutans. Forever.
13,383 followers |

WWF UK

So WWF work with pandas and tigers, but cover much more - from rivers to climate change. It's all about people and nature thriving. Most tweets by @nearly_gone
12,774 followers |

BirdLife

BirdLife is a global Partnership of conservation organisations that conserve birds, their habitats and biodiversity and people's livelihoods.
11,425 followers |

David Quilty

Founder of thegoodhuman.com. Social activist, greenie, writer, social media addict, forkoverknifer. You'll find me outdoors trying to avoid looking at my phone.
11,191 followers |

Global Alert

Global alert for climate, animals, oceans, wildlife, plastic bags, politic... Reduce, Reuse, Recycle. STOP plastic bags! Plant a tree! Hosted by @afmiziara
11,006 followers |

WDCS

Whale and Dolphin Conservation Society- world's most active charity dedicated to conservation & welfare of whales, dolphins & porpoises, & their environment
10,941 followers |

Damian Grounds

- In my spare time I've set-up Help Save Bees to help raise awareness and to donate money towards research and conservation work to help save bees.
10,798 followers |

Jennifer

Pigeon rescuer and advocate, animal rights, conservation, veterinary nurse for over 20 years
10,426 followers |

Orangutan Project

The Orangutan Project (TOP) is a not-for-profit organisation, supporting orangutan conservation, habitat protection and orphan orangutan care
9,601 followers |

Big Cat Rescue

Providing permanent home to 100+ lions, tigers & wild cats. Ending the breeding, trade, use and abuse w/ better laws at CatLaws.com
9,360 followers |

CBD-Cntr for Bio Div

The Center works through science, law, and creative media to secure a future for all species, great or small, hovering on the brink of extinction.
9,111 followers |

OnEarth Magazine

A Survival Guide for the Planet
8,993 followers |

Dr. Paula Kahumbu

Champion of endangered species, ecologist, conservationist, childrens book author, CEO of WildlifeDirect Inc
8,467 followers |

Sussex Wildlife

Sussex Wildlife Trust is the leading wildlife and landscape conservation charity in East Sussex, West Sussex and Brighton. Tweets by Richard.
8,388 followers |

WWT London

The Wildfowl and Wetlands Trust (WWT) London Wetland Centre is an award winning nature reserve and visitor attraction.
7,615 followers |

The Ocean Project

We work to advance ocean conservation in partnership with zoos, aquariums, and museums around the world.
7,502 followers |

Polar Bears Int'l.

Polar Bears International welcomes you to its official Twitter site! We're the world's leading nonprofit focused on conserving polar bears and their habitat.
7,485 followers |

The Wildlife Society

The Wildlife Society is committed to a world where humans and wildlife co-exist.
7,407 followers |

Wildlife Action

National Wildlife Federation Action Fund, giving you the latest news and actions on speaking up for wildlife!
7,280 followers |

Fauna & Flora Int.

Fauna & Flora International is conserving the planet’s threatened species and ecosystems – with the people and communities who depend on them.
7,213 followers |

RarePlanet

Rare is an international NGO that designs community-based solutions to global conservation challenges. Conservation is about people.
7,135 followers |

AZA

Wildlife conservation updates and photos from great zoos and aquariums accredited by the Association of Zoos and Aquariums.
7,115 followers |

John Peter Thompson

Ask me your questions - Sustainability, ecosystems invasive species,natural philosophy, history, politics & current events explained
7,038 followers |

World Land Trust

International conservation charity funding the protection of rainforest and other wildlife habitats. Donate at http://www.worldlandtrust.org/supporting/donate
6,974 followers |

Ocean Champions

The only political voice for the ocean. We help elect pro-ocean candidates & work with them to drive great ocean policy. Tweets from Mike, Chris & the crew.
6,603 followers |

ARKive

Endangered species photos, videos & facts from the ARKive team. Wildscreen initiative – a charity promoting conservation via the power of wildlife imagery.
6,553 followers |

Dennis Schvejda

Former NJ Sierra Club Conservation Director... advancing conservation & protecting the environment via social media.
6,442 followers |

EarthShare

Connecting individuals & organizations with America's top environmental charities for more than 20 years. Serving up hot eco-news, green tips & more!
6,253 followers |

Chesapeake Bay Found

Setting the agenda, taking action, and speaking out on behalf of the Chesapeake Bay.
6,148 followers |

Mission Blue

Mission Blue is a global partnership initiative to raise public awareness and move people to help protect this vital natural resource.
6,111 followers |

David Shiffman

I am a shark conservation biologist and blogger
6,107 followers |

Sharks Sea Turtles

Sea Turtles, Sharks & Whales! Conservation for our Ocean Friends.
5,966 followers |

NatureConservancyCDA

The Nature Conservancy of Canada is the country's leading land conservation organization, with more than 2.6 million acres protected since 1962.
5,889 followers |

Wildlife Watch

Wildlife Watch is a program for National Wildlife Federation. We're interested in wildlife and citizen science. If you spot wildlife put #nwf in your tweets!
5,551 followers |

ESC

The Endangered Species Coalition is committed to safeguarding endangered species and the Endangered Species Act.
5,412 followers |

Gorilla Organization

International charity working to save the world’s remaining gorillas from extinction through community conservation, education, research and development
5,388 followers |

Stop Shark Finning

Shark fin soup could mean the end of sharks. Join me and stop shark finning.
5,381 followers |

Conservation News

Automated news updates about wildlife & conservation efforts worldwide. Powered by @daylife
5,354 followers |

RainforestSOS

Working with governments, business, NGOs and individuals to increase global recognition of the contribution of tropical deforestation to climate change
5,317 followers |

Great Gorilla Run

Gorilla conservation, The Gorilla Organization, Great Gorilla Run and Gorilla Party
5,220 followers |

WWF Arctic Programme

Since 1992, the WWF Global Arctic Programme has been working to preserve the Arctic's rich biodiversity in a sustainable way.
5,011 followers |

Bradley Sylvester

Interested in nature, science, sustainability, wildlife conservation, birds, green tech, classic science fiction
4,946 followers |

Mark Avery

Independent environmental expert specialising in nature conservation. Author and commentator. Formerly RSPB Conservation Director
4,931 followers |

WILDfoundation

The heart of the global wilderness conservation movement
4,931 followers |

Kristin Johnson

I'm the Senior Manager of Online Integration for the National Wildlife Federation. I also tweet for @NWF.
4,672 followers |

John Muir Trust

The leading wild land conservation charity in the UK.
4,401 followers |

Pat Craig

720 Acre Sanctuary Rescuing Exotic Wildlife and Endangered Species Since 1980. Follow us for stories, videos and photos of over 200 Large Carnivores.
4,102 followers |

Important Bird Areas

Conserving birds, other wildlife and their habitats through Important Bird Areas at the National Audubon Society
4,049 followers |

Bush Warriors

Bush Warriors. A global voice for wildlife. Fighting to end poaching and illegal wildlife trade.
4,041 followers |

International Rivers

International Rivers is at the heart of the global struggle to protect rivers and the rights of communities that depend on them.
3,933 followers |

Alisa Schwartz

Scuba diver & outspoken marine conservationist w/focus on sharks. No Blue = No Green. Total Ocean Devotion here! Follow @sharkangels too!
3,684 followers |

Michael Brune

I have two kids, a lovely wife, and am the Executive Director of the Sierra Club. Check out my new book at www.comingcleanbook.org.
3,484 followers |

TCPsocial

BecauseAction helps people learn about ways to help the environment and community. Every step toward sustainable living, matter how small, is a good thing.
3,473 followers |

Kevin Coyle

VP for Education At National Wildlife Federation
3,314 followers |

Andrew Thaler

deep sea biologist, population/conservation geneticist, graduate student, blogger, bagpiper, woodworker
3,275 followers |

Christellar

Advocate 4 #wildlife conservation, abuse victims & world #peace • #Green Canadian Chubficionado • LOVE HUGS, #slowfood, wine & great friends!! • #GoJetsGo
3,262 followers |

Bluangel

Passionate conservationist, environmentalist and volunteer for oceans, forests and wetlands.
3,257 followers |

SEATURTLE.ORG

Sea Turtle Evangelist. Organizing the world's sea turtle information to make it universally accessible and useful.
3,204 followers |

journowl

Wildlife and environmental news/information to promote conservation and link ecologically-minded individuals. Founder of Burrowing Owl Conservation Network.
3,183 followers |

Wyland Foundation

Providing environmental education programs & public art projects that promote preservation of the world's ocean, waterways & marine life.
3,177 followers |

Frogs Are Green

Frogs Are Green! An organization to raise awareness of the frog extinction crisis. Heathy frogs mean a healthy planet for us all.
3,093 followers |

- CBI

The Conservation Biology Institute (CBI) (Also at @databasin)provides scientific expertise to support the conservation and recovery of biological diversity.
3,058 followers |

SouthMarch Coalition

Dedicated to saving Ottawa's South March Highlands and its species at risk from development. (tweets by Mitch Brisebois)
2,966 followers |

Conservation Letters

Fast, global and policy-relevant, Conservation Letters is an online-only scientific journal publishing research with significant implications for conservation
2,957 followers |

Hardy Jones

Devoted to work of BlueVoice.org, protecting dolphins, whales, research n education on contaminants in oceans such as mercury PCBs, also dolphin communication
2,940 followers |

Wilderness Society

Environmental news, events and actions from the Wilderness Society (Australia)
2,893 followers |

Trees Water & People

TWP is a 501(c)(3) nonprofit org working to improve people's lives by helping communities protect, conserve and manage their natural resources.
2,784 followers |

Crackers the Parrot

I'm on a mission to bring awareness to and help save the rainforest. Will you help me?
2,751 followers |

Jim Searing

A treehouse of knowledge, ideas, research, best practices, and news for people who love and care about trees, forests, conservation and nature.
2,743 followers |

Allie Wilkinson

Founder of @lookslikesci & freelance science communicator. Member of SEJ, NASW, SCB
2,733 followers |

Jim Prentice

Senior Executive Vice President & Vice Chairman, Canadian Imperial Bank of Commerce
2,589 followers |

Neil Richards

Ran marathons for @savetherhino & @orangutans. Now I care just as much about conservation, just don't run quite so far. New blog for 2011!
2,454 followers |

Jeff Friedman

Working for a better future for dolphins, whales and the planet.
2,439 followers |

The Ocean Voice

The Ocean Voice promotes ocean awareness worldwide. Follow us as we use art, media and science to produce a global exposé on vitally important ocean issues.
2,425 followers |

Audubon Florida

Our mission: to conserve and restore natural ecosystems, focusing on birds and other wildlife for the benefit of humanity and the earth's biological diversity.
2,407 followers |

Tim Grosvenor

Artist and Event Organiser.
2,360 followers |

Protect Our CoralSea

Helping to create the world's largest marine park in Australia's Coral Sea and leave an ocean legacy for future generations
2,298 followers |

FishWise

We are a sustainable seafood consultancy, with the goal of advancing leadership in sustainable seafood.
2,256 followers |

Amazon Rainforest

The Amazon rainforest, also known as Amazonia, is one of the world's greatest natural resources.
2,244 followers |

WildWondersofEurope

Wild Wonders of Europe: The world's biggest conservation communication initiative, ever. Raising awareness of Europe's incredible wildlife & wild places
2,133 followers |

E Campos , M Rupert

Official Twitter Account for the Save the Manatee Club. Our mission is to protect manatees and their aquatic habitats for future generations.
2,114 followers |

Deane Rimerman

Pacific Northwest Landscape Restorationist and Technologist. Web Builder, Life-long Photographer, Pro Writer: online & newsprint.
2,111 followers |

John

Birder, blogger, environmentalist. Feel free to ask questions, or include @dendroica in a tweet if you want me to see something.
2,097 followers |

LION AID

We are a UK charity, committed to halt and indeed reverse the catastrophic decline in the African Lion
2,077 followers |

Saving Rhinos

Saving Rhinos publishes news & information about the illegal trade in rhino horn & global rhino conservation issues.
2,077 followers |

AWF

Working to ensure the wildlife and wild lands of Africa will endure forever.
1,957 followers |

Paul White

Sustainable Living / Permaculture / Support MSF / Székely Culture / Transylvanian Wildlife Project (Director)
1,942 followers |

Sampsa K.

Seeking to think, speak, and act coherently to become whole. Tweeting mostly about food, agriculture, energy, climate, community, permaculture. In Transition.
1,894 followers |

Animal Campaigns

We provide a showcase for all animal charities and organisations big and small, that work on behalf of wildlife conservation and animal welfare.
1,891 followers |

Ranger Rick Magazine

National Wildlife Federation's Ranger Rick is America's best children's nature and wildlife magazine.
1,881 followers |

Pescalune

Wildlife conservation, biodiversity, environnement,greenroofs, wildlife photography, ecology, nature and much more ....
1,815 followers |

Ape Action Africa

Passionate about gorilla & chimpanzee conservation! Home to over 330 primates at Mefou in Cameroon, orphans of the bushmeat trade or pet trade rescues
1,801 followers |

EcosystemsClimate

An alliance of NGO forest experts talking about the climate negotiations
1,790 followers |

Sierra Student Co.

The youth-led chapter of the Sierra Club, the SSC supports and trains youth leaders in environmental advocacy and grassroots organizing.
1,783 followers |

DUC Atlantic Canada

Atlantic Canada's largest conservation organization.
1,757 followers |

Jim O'Donnell

Tweeting travel, history, archaeology, photography, art, culture, food & liberal politics. 'environmentalist' @ Dkos
1,744 followers |

Becki Marie

Ocean Conservationist, Turtle Specialist (Rescue, Rehab & Release), Animal Advocate, Business Owner & Volunteer Extraordinaire
1,712 followers |

Abigail Fisher

online project director, content strategist & brand storyteller for socially conscious brands. love windsurfing, H2O conservation and healthy oceans.
1,704 followers |

Amy Ganderson

Tweeter for The Nature Conservancy, @Nature_org. Enjoys alternative music, baking, and fashion. Mom of boy/girl twins.
1,700 followers |

Wilderness Society

The Wilderness Society NSW - tweets from our Sydney and Newcastle Campaign Centres
1,694 followers |

EarthEcho Int'l

Thought the Gulf spill was bad? 2.4 million lbs of plastic enter the world’s oceans every hour. Follow us for facts & simple ways to make our oceans cleaner.
1,639 followers |

Will Steger

Polar explorer, educator, author, environmentalist, climate change activist. Twitter managed by Will Steger Foundation.
1,639 followers |

BioCarbon Partners

Hassan Sachedina of BioCarbon Partners. Conservationist focused on African forest & wildlife protection & community development through REDD. Love rhinos.
1,609 followers |

Sea Shepherd Artshow

An art benefit to preserve and protect the oceans of the world: June 30, 2012. Captain Paul Watson will be speaking.
1,608 followers |

Lynne Hooper

Everything is connected. We cannot separate human rights from protection of the environment.
1,599 followers |

ateeq ahmad

witty content on mammals of all types. 29 orders and over 5K species. Will follow all wildlife conservationists.
1,547 followers |

Biodiversity 2010

Celebrating global biodiversity in 2010 and providing resources for its conservation. For science professionals, teachers and everyone who has an interest
1,525 followers |

Kevin Coyle

Education VP at National Wildlife Federation
1,512 followers |

21st Century Tiger

Giving wild tigers a future. Raising funds for wild tiger conservation projects.
1,484 followers |

Jo Cartmell

Water Voles are the UK's fastest declining mammal. See BBOWT web address for Guide for Landowners. Do not mow river/stream banks, so they can forage/hide.
1,427 followers |

D. Angersbach

Ocean, earth and atmospheric sciences
1,351 followers |

Indianapolis Prize

Voices From The Wild - Conservation, Enviroment, Wildlife, Nature, Habitats, Green, Earth, Conservationist
1,334 followers |

Chesapeake Bay Trust

Dedicated to restoring the Chesapeake Bay for future generations by helping to plant trees, remove trash and educate students around the watershed.
1,331 followers |

World Animal Day

Get Involved and Show the Animals you Care – Visit www.worldanimalday.org.uk
1,290 followers |

Burns Bog

My name is Sandy the crane & I am part of a team that works to protect, provide and educate on the importance of Burns Bog as the Lungs of the Lower Mainland.
1,260 followers |

Ingrid

I design, take photos, teach yoga & blog on Cohabitaire -- urban life inspired by nature: art photograpy gardens green travel interiors architecture surf food..
1,258 followers |

earth chirp

Environment\Earth\Conservation Updates: We will be known forever by the tracks we leave.
1,222 followers |

michaelsola

VP Operations for Fight Colorectal Cancer - Technologist, Environmentalist, loves wildlife & the bay, sharing stories, connecting - life is short, live life!
1,209 followers |

Will Baker

Will Baker has dedicated his career to saving the Bay, leading the largest not-for-profit conservation organization dedicated solely to the Chesapeake Bay.
1,173 followers |

ISEC Canada

International Society for Endangered Cats, an NGO working for the smallest felines
1,146 followers |

Samantha Whitcraft

Conservation Biologist
1,141 followers |

Save Our Sharks

Save Our Sharks aims to educate and raise awareness about the conservation and importance of sharks. Helping people to understand, care and protect.
1,138 followers |

Too Precious To Wear

Too Precious to Wear is a www.SeaWeb.org campaign to create a demand for coral conservation. Photo: Thomas Sharp/Marine Photobank
1,117 followers |

Friends of the Earth

Friends of the Earth campaigns for environmental justice and sustainability. We are the Irish member of the world's largest federation of environmental groups.
1,074 followers |

Paso Pacifico

Making connections for conservation along Central America's Pacific slope. Doing the work.
978 followers |

Bear Creek Sanctuary

Non-profit exotic wildlife sanctuary in Barrie, Ontario. We rescue confiscated, zoo surplus & situationally at risk exotic animals. Twitter acct. by Dana.
949 followers |

SaveTheFrogs.Com

Frogs are disappearing. I am a volunteer for SAVE THE FROGS!
931 followers |

Rebecca Tarbotton

Executive Director of Rainforest Action Network- working to protect forests, communities and climate. Love kayaking + good whiskey...And I'm Canadian.
919 followers |

Conservation Maven

An online hub for the conservation community
912 followers |

WomenInConservation

WIC was created for girls and women to discover the world of conservation and connect with the best and brightest women leaders in the environmental movement
899 followers |

Conservation

Conservationist in the process of saving some of the natural world in Maine for my sons.....sons and daughters.
895 followers |

Sangeeta Mangubhai

Fiji born coral reef ecologist working with local stakeholders to achieve marine conservation in Raja Ampat, the heart of the Coral Triangle.
886 followers |

Blue Ventures

Paradigm changing marine conservation research & entrepreneurship.
856 followers |

BiodiverstityAct

For a turning point in Biodiversity for Cyprus & Mediterranean. #5HTT
834 followers |

SEACR

SEACR is a gray whale research group. We're accepting intern applications for 2011! See our website: http://www.geog.uvic.ca/whalelab/seacr-application.html
808 followers |

Stop Extinction

Fighting for the protection of all endangered species
766 followers |

ALTA Amur Leopard

ALTA ( The Amur Leopard and Tiger Alliance) is an international coalition dedicated to the conservation of Amur leopards and tigers in Russia and China.
731 followers |

Aus Seabird Rescue

Tweets by the GM to keep you in the loop.
731 followers |

Chris Otahal

I am a wildlife biologist - main focus is saving rainforests and bird conservation.
707 followers |

Brad Redlin

Agriculture policy professional; employed at Minnesota Dept. of Agriculture. Tweets are personal.
700 followers |

Nature Consortium

Non-profit! Connecting people, arts, and nature. Free art classes, volunteer forest restoration, and yearly Arts in Nature Fest.
671 followers |

Felidae

Felidae Conservation Fund is a California-based non-profit organization dedicated to preserving wild cats and their habitats. Felidae was founded in 2006.
663 followers |

CPAWS Manitoba

Promoting wilderness conservation of our wild land and water.
632 followers |

CarrieSheppard

Fundraiser, conservationist, musician and writer. Passionate about making positive change.
628 followers |

Mark Fraser

Naturalist, Conservationist, Film Maker, Producer of the Nature Walks with Mark Fraser conservation show
602 followers |

Danielle

Listen to the long call of the Orangutan-can you hear it over the roar of the chainsaws? I send hope to this world that's teetering on collapse.☮ ♥ & (:(|)
527 followers |

Conservation Today

Online conservation news and opinions website - see what we're writing about at the moment, as well as what stories take our interest. Tell us what you think!
489 followers |

Alexa Gilbert

466 followers |

Mountain Institute

Working to conserve remote ecosystems, preserve mountain cultures, and raise awareness about mountain issues. www.mountain.org [Administered by Rosie Stone]
451 followers |

Heidi Nedreberg

I'm interested in politics, gay rights, human health and the environment. Follow my adventures on Great Salt Lake this summer at summerofsalt.org!
378 followers |

Brett Jenks

Volunteered and ended up CEO.
374 followers |

OrokonuiEcosanctuary

Orokonui Ecosanctuary, a protected and natural habitat for NZ's threatened forest flora and fauna where people can encounter our rarest treasures.
367 followers |

Ethical Expeditions

Helping to build resilient social-ecological systems in Borneo
367 followers |

Stranded No More

Working to solve the greatest mystery of live Cetacean strandings and to find the ways to help stranded whales and dolphins.
360 followers |

Delaware Bird-a-thon

Raising funds for conservation of migratory shorebird habitat in Delaware through an annual birding event!
359 followers |

Born to Travel

Born to Travel - BirdLife's Campaign to save migratory birds on their amazing journeys between Africa and Europe
345 followers |

Project Wildlife

Project Wildlife cares for injured, orphaned, and sick native wildlife of San Diego County, and releases rehabilitated animals back into their natural habitats.
288 followers |

Almost Extinct

Every day, hundreds of endangered species get closer to extinction. By working together, we can help save them.
252 followers |

Zach Taylor

Conservation for a living, walking in the woods, riding in the streets, enjoying our natural gifts and writing about it.
196 followers |

Deja Dragovic

Gone green! Environment, Sustainability, Eco-tourism, Nature Conservation, Biodiversity, Reduced Consumption.
177 followers |

mdvnaturalist

Advocacy and focus on the restoration, preservation and the protection of the botanically unique ecosystems of Niagara Falls and the Niagara gorge
175 followers |

Critter Spotters

Wildlife watching, nature conservation and education is what we are all about! Join us on Facebook and MySpace too!
68 followers |

inisari

into social-intervention design; social-marketing; biodiversity conservation & community development (plus a bit of crave for social-media strategy)
66 followers |

Martha Piper

33 followers |

Adriana Moellmann

Oceanographer, Enviromentalist, Professor, Scientist, Writer, Dancer. Follow me at http://professoradrica.blogspot.com
32 followers |

Curated by RarePlanet

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A list with conservation practitioners and organizations.

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I recommend @stuartpimm for @RarePlanet's Conservation list on Listorious http://bit.ly/221QWZ because he's a leading conservation biologist

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