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 | Follow
EcoInteractive
Eco Preservation Society: Inspiring Action, Empowering People,Connecting Communities & Transforming the Planet through Conservation, Reforestation & Education160,639 followers | Follow
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 | Follow
JaneGoodallInstitute
Find us on Facebook: www.facebook.com/theJGI and follow our youth program @RootsAndShoots.120,697 followers | Follow
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 | Follow
National Wildlife
National Wildlife Federation works to inspire Americans to protect wildlife for our children's future. Staff updating: @starfocus @rarewildlifeguy @ksuzj89,150 followers | Follow
Sea Shepherd
The Official Twitter page of Sea Shepherd Conservation Society. Defend. Conserve. Protect.86,723 followers | Follow
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 | Follow
Replant Rainforests
Eco Preservation Society: We are Replanting the Rainforests! Our intention is to Turn the Tide on Global Deforestation52,937 followers | Follow
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 | Follow
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 | Follow
EPS of Costa Rica
Eco Preservation Society of Costa Rica: Eco Travel Supporting Conservation and Reforestation in Costa Rica. Making a Difference34,652 followers | Follow
National Zoo
The Smithsonian's National Zoo demonstrates leadership in animal care, science, education, and sustainability.27,790 followers | Follow
Rainforest Alliance
International nonprofit organization working to conserve biodiversity and ensure sustainable livelihoods25,734 followers | Follow
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 | Follow
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 | Follow
Defenders Wildlife
Defenders of Wildlife leads the pack when it comes to protecting wild animals and plants in their natural communities.18,047 followers | Follow
David E. Guggenheim
Marine scientist, conservation leader, sub pilot, speaker, educator, author. Sr. Fellow at The Ocean Foundation. Host, The Ocean Doctor http://oceandoctor.org17,948 followers | Follow
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 | Follow
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 | Follow
Wilderness Society
The Wilderness Society works for clean energy and America's forests, national parks, refuges and BLM public lands.15,435 followers | Follow
Michelle Desilets
Founder of Orangutan Land Trust and Borneo Orangutan Survival UK. Saving orangutans for 18 years. Forests for Orangutans. Forever.13,383 followers | Follow
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 | Follow
Global Alert
Global alert for climate, animals, oceans, wildlife, plastic bags, politic... Reduce, Reuse, Recycle. STOP plastic bags! Plant a tree! Hosted by @afmiziara11,006 followers | Follow
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 | Follow
Orangutan Project
The Orangutan Project (TOP) is a not-for-profit organisation, supporting orangutan conservation, habitat protection and orphan orangutan care9,601 followers | Follow
Big Cat Rescue
Providing permanent home to 100+ lions, tigers & wild cats. Ending the breeding, trade, use and abuse w/ better laws at CatLaws.com9,360 followers | Follow
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 | Follow
Dr. Paula Kahumbu
Champion of endangered species, ecologist, conservationist, childrens book author, CEO of WildlifeDirect Inc8,467 followers | Follow
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 | Follow
WWT London
The Wildfowl and Wetlands Trust (WWT) London Wetland Centre is an award winning nature reserve and visitor attraction.7,615 followers | Follow
The Ocean Project
We work to advance ocean conservation in partnership with zoos, aquariums, and museums around the world.7,502 followers | Follow
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 | Follow
The Wildlife Society
The Wildlife Society is committed to a world where humans and wildlife co-exist.7,407 followers | Follow
Wildlife Action
National Wildlife Federation Action Fund, giving you the latest news and actions on speaking up for wildlife!7,280 followers | Follow
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 | Follow
RarePlanet
Rare is an international NGO that designs community-based solutions to global conservation challenges. Conservation is about people.7,135 followers | Follow
John Peter Thompson
Ask me your questions - Sustainability, ecosystems invasive species,natural philosophy, history, politics & current events explained7,038 followers | Follow
World Land Trust
International conservation charity funding the protection of rainforest and other wildlife habitats. Donate at http://www.worldlandtrust.org/supporting/donate6,974 followers | Follow
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 | Follow
Dennis Schvejda
Former NJ Sierra Club Conservation Director... advancing conservation & protecting the environment via social media.6,442 followers | Follow
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 | Follow
Chesapeake Bay Found
Setting the agenda, taking action, and speaking out on behalf of the Chesapeake Bay.6,148 followers | Follow
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 | Follow
Sharks Sea Turtles
Sea Turtles, Sharks & Whales! Conservation for our Ocean Friends.5,966 followers | Follow
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 | Follow
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 | Follow
Gorilla Organization
International charity working to save the world’s remaining gorillas from extinction through community conservation, education, research and development5,388 followers | Follow
Stop Shark Finning
Shark fin soup could mean the end of sharks. Join me and stop shark finning.5,381 followers | Follow
Conservation News
Automated news updates about wildlife & conservation efforts worldwide. Powered by @daylife5,354 followers | Follow
RainforestSOS
Working with governments, business, NGOs and individuals to increase global recognition of the contribution of tropical deforestation to climate change5,317 followers | Follow
Great Gorilla Run
Gorilla conservation, The Gorilla Organization, Great Gorilla Run and Gorilla Party5,220 followers | Follow
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 | Follow
Bradley Sylvester
Interested in nature, science, sustainability, wildlife conservation, birds, green tech, classic science fiction4,946 followers | Follow
Mark Avery
Independent environmental expert specialising in nature conservation. Author and commentator. Formerly RSPB Conservation Director4,931 followers | Follow
Kristin Johnson
I'm the Senior Manager of Online Integration for the National Wildlife Federation. I also tweet for @NWF.4,672 followers | Follow
Important Bird Areas
Conserving birds, other wildlife and their habitats through Important Bird Areas at the National Audubon Society4,049 followers | Follow
Bush Warriors
Bush Warriors. A global voice for wildlife. Fighting to end poaching and illegal wildlife trade.4,041 followers | Follow
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 | Follow
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 | Follow
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 | Follow
Andrew Thaler
deep sea biologist, population/conservation geneticist, graduate student, blogger, bagpiper, woodworker3,275 followers | Follow
Christellar
Advocate 4 #wildlife conservation, abuse victims & world #peace • #Green Canadian Chubficionado • LOVE HUGS, #slowfood, wine & great friends!! • #GoJetsGo3,262 followers | Follow
SEATURTLE.ORG
Sea Turtle Evangelist. Organizing the world's sea turtle information to make it universally accessible and useful.3,204 followers | Follow
Wyland Foundation
Providing environmental education programs & public art projects that promote preservation of the world's ocean, waterways & marine life.3,177 followers | Follow
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 | Follow
SouthMarch Coalition
Dedicated to saving Ottawa's South March Highlands and its species at risk from development. (tweets by Mitch Brisebois)2,966 followers | Follow
Conservation Letters
Fast, global and policy-relevant, Conservation Letters is an online-only scientific journal publishing research with significant implications for conservation2,957 followers | Follow
Hardy Jones
Devoted to work of BlueVoice.org, protecting dolphins, whales, research n education on contaminants in oceans such as mercury PCBs, also dolphin communication2,940 followers | Follow
Wilderness Society
Environmental news, events and actions from the Wilderness Society (Australia)2,893 followers | Follow
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 | Follow
Crackers the Parrot
I'm on a mission to bring awareness to and help save the rainforest. Will you help me?2,751 followers | Follow
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 | Follow
Allie Wilkinson
Founder of @lookslikesci & freelance science communicator. Member of SEJ, NASW, SCB2,733 followers | Follow
Jim Prentice
Senior Executive Vice President & Vice Chairman, Canadian Imperial Bank of Commerce2,589 followers | Follow
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 | Follow
Jeff Friedman
Working for a better future for dolphins, whales and the planet.2,439 followers | Follow
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 | Follow
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 | Follow
Protect Our CoralSea
Helping to create the world's largest marine park in Australia's Coral Sea and leave an ocean legacy for future generations2,298 followers | Follow
Amazon Rainforest
The Amazon rainforest, also known as Amazonia, is one of the world's greatest natural resources.2,244 followers | Follow
WildWondersofEurope
Wild Wonders of Europe: The world's biggest conservation communication initiative, ever. Raising awareness of Europe's incredible wildlife & wild places2,133 followers | Follow
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 | Follow
Deane Rimerman
Pacific Northwest Landscape Restorationist and Technologist. Web Builder, Life-long Photographer, Pro Writer: online & newsprint.2,111 followers | Follow
Saving Rhinos
Saving Rhinos publishes news & information about the illegal trade in rhino horn & global rhino conservation issues.2,077 followers | Follow
Paul White
Sustainable Living / Permaculture / Support MSF / Székely Culture / Transylvanian Wildlife Project (Director)1,942 followers | Follow
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 | Follow
Ranger Rick Magazine
National Wildlife Federation's Ranger Rick is America's best children's nature and wildlife magazine.1,881 followers | Follow
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 rescues1,801 followers | Follow
EcosystemsClimate
An alliance of NGO forest experts talking about the climate negotiations1,790 followers | Follow
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 | Follow
Jim O'Donnell
Tweeting travel, history, archaeology, photography, art, culture, food & liberal politics. 'environmentalist' @ Dkos1,744 followers | Follow
Becki Marie
Ocean Conservationist, Turtle Specialist (Rescue, Rehab & Release), Animal Advocate, Business Owner & Volunteer Extraordinaire1,712 followers | Follow
Abigail Fisher
online project director, content strategist & brand storyteller for socially conscious brands. love windsurfing, H2O conservation and healthy oceans.1,704 followers | Follow
Amy Ganderson
Tweeter for The Nature Conservancy, @Nature_org. Enjoys alternative music, baking, and fashion. Mom of boy/girl twins.1,700 followers | Follow
Wilderness Society
The Wilderness Society NSW - tweets from our Sydney and Newcastle Campaign Centres1,694 followers | Follow
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 | Follow
Will Steger
Polar explorer, educator, author, environmentalist, climate change activist. Twitter managed by Will Steger Foundation.1,639 followers | Follow
BioCarbon Partners
Hassan Sachedina of BioCarbon Partners. Conservationist focused on African forest & wildlife protection & community development through REDD. Love rhinos.1,609 followers | Follow
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 | Follow
Lynne Hooper
Everything is connected. We cannot separate human rights from protection of the environment.1,599 followers | Follow
ateeq ahmad
witty content on mammals of all types. 29 orders and over 5K species. Will follow all wildlife conservationists.1,547 followers | Follow
Biodiversity 2010
Celebrating global biodiversity in 2010 and providing resources for its conservation. For science professionals, teachers and everyone who has an interest1,525 followers | Follow
21st Century Tiger
Giving wild tigers a future. Raising funds for wild tiger conservation projects.1,484 followers | Follow
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 | Follow
Indianapolis Prize
Voices From The Wild - Conservation, Enviroment, Wildlife, Nature, Habitats, Green, Earth, Conservationist1,334 followers | Follow
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 | Follow
World Animal Day
Get Involved and Show the Animals you Care – Visit www.worldanimalday.org.uk1,290 followers | Follow
earth chirp
Environment\Earth\Conservation Updates: We will be known forever by the tracks we leave.1,222 followers | Follow
michaelsola
VP Operations for Fight Colorectal Cancer - Technologist, Environmentalist, loves wildlife & the bay, sharing stories, connecting - life is short, live life!1,209 followers | Follow
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 | Follow
ISEC Canada
International Society for Endangered Cats, an NGO working for the smallest felines1,146 followers | Follow
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 | Follow
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 Photobank1,117 followers | Follow
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 | Follow
Paso Pacifico
Making connections for conservation along Central America's Pacific slope. Doing the work.978 followers | Follow
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 | Follow
SaveTheFrogs.Com
Frogs are disappearing. I am a volunteer for SAVE THE FROGS!931 followers | Follow
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 | Follow
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 movement899 followers | Follow
Conservation
Conservationist in the process of saving some of the natural world in Maine for my sons.....sons and daughters.895 followers | Follow
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 | Follow
Blue Ventures
Paradigm changing marine conservation research & entrepreneurship.856 followers | Follow
BiodiverstityAct
For a turning point in Biodiversity for Cyprus & Mediterranean. #5HTT834 followers | Follow
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 | Follow
Chris Otahal
I am a wildlife biologist - main focus is saving rainforests and bird conservation.707 followers | Follow
Brad Redlin
Agriculture policy professional; employed at Minnesota Dept. of Agriculture. Tweets are personal.700 followers | Follow
Nature Consortium
Non-profit! Connecting people, arts, and nature. Free art classes, volunteer forest restoration, and yearly Arts in Nature Fest.671 followers | Follow
CarrieSheppard
Fundraiser, conservationist, musician and writer. Passionate about making positive change.628 followers | Follow
Mark Fraser
Naturalist, Conservationist, Film Maker, Producer of the Nature Walks with Mark Fraser conservation show602 followers | Follow
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 | Follow
Alexa Gilbert
466 followers | Follow
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 | Follow
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 | Follow
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 | Follow
Ethical Expeditions
Helping to build resilient social-ecological systems in Borneo367 followers | Follow
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 | Follow
Delaware Bird-a-thon
Raising funds for conservation of migratory shorebird habitat in Delaware through an annual birding event!359 followers | Follow
Born to Travel
Born to Travel - BirdLife's Campaign to save migratory birds on their amazing journeys between Africa and Europe345 followers | Follow
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 | Follow
Almost Extinct
Every day, hundreds of endangered species get closer to extinction. By working together, we can help save them.252 followers | Follow
Zach Taylor
Conservation for a living, walking in the woods, riding in the streets, enjoying our natural gifts and writing about it.196 followers | Follow
Deja Dragovic
Gone green! Environment, Sustainability, Eco-tourism, Nature Conservation, Biodiversity, Reduced Consumption.177 followers | Follow
mdvnaturalist
Advocacy and focus on the restoration, preservation and the protection of the botanically unique ecosystems of Niagara Falls and the Niagara gorge175 followers | Follow
Critter Spotters
Wildlife watching, nature conservation and education is what we are all about! Join us on Facebook and MySpace too!68 followers | Follow
Martha Piper
33 followers | Follow
Adriana Moellmann
Oceanographer, Enviromentalist, Professor, Scientist, Writer, Dancer. Follow me at http://professoradrica.blogspot.com32 followers | Follow
Curated by RarePlanet
A list with conservation practitioners and organizations.
Tags:
conservation biodiversity
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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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