Eco Nature Angels
Leonardo DiCaprio
http://www.facebook.com/LeonardoDiCaprio www.saveTIGERSnow.org www.leonardodicaprio.com2,673,874 followers | Follow
New Scientist
New Scientist is the world's leading science and technology weekly. http://www.facebook.com/newscientist558,693 followers | Follow
Greenpeace
We're an independent global campaigning organisation acting to change attitudes and behavior, to protect the environment and promote peace.488,438 followers | Follow
Nature Rocks
The Nature Conservancy's Nature Rocks program aims to inspire and empower families to play and explore in nature for happier, healthier and smarter children.190,945 followers | Follow
TreeHugger.com
Links, Ideas and Conversation from the TreeHugger hive mind, the latest in modern green.168,874 followers | Follow
EcoInteractive
Eco Preservation Society: Inspiring Action, Empowering People,Connecting Communities & Transforming the Planet through Conservation, Reforestation & Education160,505 followers | Follow
Pacific Islands NPS
Experience YOUR National Parks every day! Aloha, Talofa, & Hafa Adai! (Note: Following, Mentions, etc do not necessarily = endorsement)98,432 followers | Follow
National Wildlife
National Wildlife Federation works to inspire Americans to protect wildlife for our children's future. Staff updating: @starfocus @rarewildlifeguy @ksuzj89,002 followers | Follow
PlanetGreen.com
PlanetGreen.com offers practical, everyday tips on how to live a greener lifestyle. We offer actionable advice across a variety of topics: green made real.87,501 followers | Follow
Sea Shepherd
The Official Twitter page of Sea Shepherd Conservation Society. Defend. Conserve. Protect.86,600 followers | Follow
Steve Momorella
Providing real-time news about green energy and the environment.66,408 followers | Follow
WWF Climate Savers
Finding workable, practical solutions to the problems posed by Climate Change and Global Warming.48,480 followers | Follow
Sierra Club
Since 1892, the Sierra Club has been working to protect communities, wild places, and the planet itself.38,872 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.37,980 followers | Follow
True Nature Centre
Julie Sarah Powell & Elysha help you create inner peace through meditation and understanding how the world works. They show a simple way to create a life of joy36,969 followers | Follow
Captain Paul Watson
If the oceans die, we die. We cannot live on this planet with a dead ocean.36,944 followers | Follow
Organic Universe
We tweet about organic, gardening & composting. We are purveyors of China FREE organic specialty foods, clothing & Biobags. Use code: twitter2011 to get $1 off.32,249 followers | Follow
Lee Hiller-London
✡ PhotoPoet Married 2 My Beloved @RickLondon | Vegan | Author The Nature Of Love | Lover Poet Hiker Photographer HikeOurPlanet.com | A Blonde with a Brand :o) ✡31,735 followers | Follow
Forks Over Knives
FORKS OVER KNIVES examines the claim that most degenerative diseases can be controlled, or even reversed, by rejecting animal-based and processed foods.29,142 followers | Follow
Ways 2 Go Green .com
The more people know & do, the better we all will be. That's where we come in. Like us on Facebook: http://tinyurl.com/Ways2GoGreen. run by @ClayInKy27,461 followers | Follow
FarmSanctuary
Farm Sanctuary works to protect farm animals from cruelty, inspire change in the way society views & treats farm animals, & promote compassionate vegan living.26,452 followers | Follow
one green planet
Welcome Green Monsters! One Green Planet is your online guide to making conscious choices that help people, animals and the planet.22,145 followers | Follow
Yahoo! Green
The official account of Yahoo! Green. We’ll be tweeting about how you can improve your life and improve the world.22,042 followers | Follow
Philippe Cousteau
Social entrepeneur, TV Host, CNN special correspondent, explorer, member of legendary family and CEO of EarthEcho International and Azure Worldwide.21,669 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 1905.19,465 followers | Follow
Global Green USA
Working to stem climate change, build a more sustainable future & help the communities, people, and planet in crisis with green projects and initiatives.18,633 followers | Follow
EarthIslandInstitute
Earth Island Institute grows environmental leadership to support the biological & cultural diversity that sustain the environment18,617 followers | Follow
Richard Davidian
Hiking & backpacking tips, info, links. Visit Facebook Page: http://www.facebook.com/pages/Hiking-and-Backpacking/199468856732936?sk=app_19368642733016618,482 followers | Follow
The Cove/OPS
Micro updates on all things The Cove, the award winning film brought to you by the Oceanic Preservation Society, www.opsociety.org17,482 followers | Follow
Wilderness Society
The Wilderness Society works for clean energy and America's forests, national parks, refuges and BLM public lands.15,400 followers | Follow
Barbara Matthiessen
wife, mom, artist, dog lover not necessarily in that order15,179 followers | Follow
Explore the Bruce
Official Bruce County Ontario, Canada top tourism vacation destination! Vacation, holiday, hiking, outdoor activity? Free Travel Kit!14,848 followers | Follow
Eppo Numan
Aiming to fly the 1st. #PoweredParaglider around the world, to promote a #Universal #Declaration on #Animal #Welfare and #Sustainable #Solutions Providers14,687 followers | Follow
Peter Kobel
Writer, author, advocate for environmental, economic and social justice.12,854 followers | Follow
Carlton Solle
Nomad Naturales a beverage company from Costa Rica launching in the US, making headlines with its product line, +Space The Worlds First Zero Impact Beverages.11,499 followers | Follow
CalAcademyofSciences
Explore an aquarium, planetarium, and natural history museum all under one living roof.11,305 followers | Follow
dusty gedge
biodiversity professional, green roof campaigner/designer,public speaker, ecosystems services and green roof trainer - indigenous people + justice11,247 followers | Follow
myEARTH360.com
Eco ecommerce biz tweeting eco news & tips, eco action updates & occasional product offers. Founded by environmental advocate + concerned mom @LynnHasselbrgr.11,184 followers | Follow
Blue Planet Society
Campaigning to stop overfishing and to protect marine life10,995 followers | Follow
Smokey Bear
I'm Smokey Bear, the national #wildfire prevention icon. #OnlyYou can prevent wildfires. http://fb.me/smokeybear10,820 followers | Follow
Wildlife Photography
Wildife Photography Blog is an aggregator for a variety of wildlife photography blogs. Dedicated to bringing you the best in wildlife photography10,583 followers | Follow
Cleaner USA
Innovative Solar, Wind & Energy, Earth Matters, Green Planet & Our Growing Business Nutritional Wellness Gourmet Coffee & Tea http://www.myganocafe.com/SoGood10,527 followers | Follow
quippd Environment
10,267 followers | Follow
Fabien Cousteau
Eldest grandson of Jacques Yves Cousteau, Fabien continues the legacy and mission of exploration, media production, environmental advocacy and plantafish.org10,137 followers | Follow
BBC SCIENCE
9,904 followers | Follow
Becky Bills
16 yrs survivor healing stage 4, mother, believer in the power of healing, and positive thinking. I support life and help those to embrace it and honor it.9,765 followers | Follow
Save Japan Dolphins
Committed to ending the exploitation of dolphins for food and entertainment. Currently focused on ending the hunt of over 20,000 dolphins per year in Japan.9,225 followers | Follow
Bethe Almeras
Writer, blogger, educator, speaker, advocate, BIG KID. The Grass Stain Guru: Believer in the power of play, nature and laughter. Um, and relentless dork.9,183 followers | Follow
Dr. Paula Kahumbu
Champion of endangered species, ecologist, conservationist, childrens book author, CEO of WildlifeDirect Inc8,467 followers | Follow
Henricus Peters
Making conservation connections - about children & Nature, Environmental Education, Playoutdoors and Sustainability. Also at @NAEE_UK. Fuller discussions at7,451 followers | Follow
The Gentle Barn
Gentle Barn rescues, rehabilitates and gives sanctuary to abused animals. Then through the interaction with our animals children learn reverence for all life7,212 followers | Follow
RarePlanet
Rare is an international NGO that designs community-based solutions to global conservation challenges. Conservation is about people.7,128 followers | Follow
Seminole County CVB
Official travel and tourism news from the Seminole County Convention and Visitors Bureau, Central Florida7,013 followers | Follow
We Save the Planet
6,355 followers | Follow
Darryl Lombard
Gardener, graphic designer, artist, writer, photographer, foodie, blogger. Day job: responsible tourism development & marketing consultant6,312 followers | Follow
The Cove News
Real-time news feed for @TheCoveMovie. Track who and where people are talking about The Cove, Taiji and Preserving Our Oceans.6,205 followers | Follow
ecolutionist
Ecolutionist is a weblog dedicated to the evolution of progressive thought, actions and ideas, with the planet in mind. Survival of the Greenest!6,197 followers | Follow
Dr Wallace J Nichols
#LiVBLUE: ocean scientist-activist-traveller-writer-dad LiVBLUE: live like you love the ocean6,114 followers | Follow
US-Parks.com
National Parks Travel: #NationalParks #RoadTrips, #OutdoorGear, #Nature & #Wildlife, #Hiking, #Photography, #Lodging, #Camping & #Outdoors. fb.com/usparkscom5,737 followers | Follow
Save the Rhino
Save the Rhino works to conserve viable populations of critically endangered rhinos in Africa and Asia.5,413 followers | Follow
Sherry Dole
Artist Painter of Fantasy /Animal Lover/ Avid native, natural, shade gardener/5,379 followers | Follow
Steve Creek
Steve Creek is a Arkansas-based wildlife photographer specializing in the wildlife found in Arkansas and Oklahoma. http://bit.ly/z7H4Z4,875 followers | Follow
Fun Green Tips
Good news & fun stuff about living green from The Fun Times Guide to Living Green. See how to help the environment while having FUN at the same time!4,785 followers | Follow
Celine Cousteau
Documentary Filmmaker- Exploring social, cultural, and environmental issues through the human relationship to the natural world.4,745 followers | Follow
DivingList
Hi, I'm DivingList. I'm here to spread the word & dive news to Divers.4,483 followers | Follow
Captain Planet Fdn
We educate youth about being responsible stewards to the environment. The Power is Yours! We're on facebook at http://bit.ly/93yNoE4,478 followers | Follow
EarthSciPictureofDay
Earth Science Picture of the Day features over 3000 images that highlight the processes and phenomena that shape our planet. New image everyday!4,447 followers | Follow
Lee Hiller-London
March 14th Interenational Hike Our Planet Day Love Nature, Go Hiking and Get Intouch with Your Inner Child - Vegan4,409 followers | Follow
Erika Wiggins
Traveler, hiker, caver, EMT, pilot, backpacker, photographer & writer. Lover of good food, coffee & beer. Tweeting from Orlando or wherever my travels take me.4,361 followers | Follow
Green Mattters
Stories from the Green channel on Mattters. The Environment. Sustainability. Gardening. Urban Farming. Hybrid Cars. Frugality. Green Technology. News.4,345 followers | Follow
Lou Kawakami
Promoting ocean conservation, responsible scuba diving, green travel.Passionate diver and marketer. Looking for ocean-loving people and companies to work with.4,213 followers | Follow
Dr. Bronner's Soaps
Constructive Capitalism is where you share your profit with the workers and the Earth from which you made it! Fair Trade and Organic Bodycare4,040 followers | Follow
US Forest Service
Hi friends! I’m Cheecker, here to teach you how to get outdoors and discover the forest. Find me at www.facebook.com/discovertheforest, too!4,009 followers | Follow
GSMNationalParkInfo
The Great Smoky Mountains National Park is America’s playground seeing almost 10 million visitors a year who hike, bike, fish, camp and go horseback riding.3,943 followers | Follow
Animal Law
A fresh take on animals and law. Tweets by Lee Hall, VP - Legal Affairs, Friends of Animals (animal-advocacy non-profit established in New York, 1957).3,783 followers | Follow
Jim Braswell
I am a member of the Great Plains Nature Photographers (GPNP) and of the North American Nature Photographers Association (NANPA). Also a Master Gardener.3,781 followers | Follow
Claire Carlton
Connecting People and Planet to promote change. #eco #green #cleantech #climate #sustainable #socialmedia #greenbiz AND Work at @BYBObiz http://www.bybo.com.au3,579 followers | Follow
USWildflowers.com
Gerry Williamson: I'm learning to identify wildflowers of the United States and am sharing what I learn as I go.3,282 followers | Follow
Kevin Mims
Freelance writer & videographer, outdoor recreation & trails-tourism advocate, @MountainKhakis Ambassador, and @VISITFLORIDA's Outdoors & Nature guy.3,059 followers | Follow
HeadStartBodyStart
National Center for Physical Dev & Outdoor Play. We're all about active play & healthy lifestyles for young children. #ECE #playoutdoors Tweets by Bethe.3,048 followers | Follow
Earth News ReTweeted
A ReTweet wildlife & environment news service associated with @Earth_News3,031 followers | Follow
Akanaphotography
Photographer, biker, hiker, father, animal lover, bully hater, totally warped humor, Tim Hortons coffee. Travel. Green Thumb with a bent digit.3,013 followers | Follow
Audubon Guides
Nature at your fingertips. Have a question about our mobile field guides? Ask Justine here!2,937 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 communication2,937 followers | Follow
TreeHugginVamp
About me- http://tl.gd/h43ahl Blog- http://treehugginvamp.wordpress.com/ Other Twitter- @ISF_United My Avatar - @iluv2So22,877 followers | Follow
Nature's Crusaders
Nature's Crusaders working to save endangered species. Partnering to save endangered animals, plants and habitat for a sustainable planet.2,727 followers | Follow
EatHealthyNews
2,689 followers | Follow
Arkansas State Parks
Arkansas's state parks system is a diverse collection of scenic landscapes, natural and cultural resources, park facilities, and programs. Play outside with us!2,662 followers | Follow
Fabien Cousteau
Stimulating marine education and restoration initiatives around the world.2,533 followers | Follow
Pat English
Journalist, letters page editor, designer, trainer, former archaeologist, fan of nature, photography, scifi, genealogy & rugby - hope you enjoy my blog, too...2,495 followers | Follow
Ed Begley Jr
Actor, environmentalist, vegan and avid recycler. My site links back to this account to verify that I am Ed Begley Jr. - www.edbegley.com2,479 followers | Follow
Andrew Baksh
A birder + gardener + beginning naturalist + techie and nature lover doing what I can to preserve wildlife for future generations.2,445 followers | Follow
Jeff Friedman
Working for a better future for dolphins, whales and the planet.2,429 followers | Follow
Kevin Songer
Hurricane #GreenRoofs Consultant, Nature Irrigated, Wildflowers & Natives- Urban Rooftop Gardens, Permaculture & Eco-Lawyer w Marfans Syndrone2,386 followers | Follow
Robert Mortensen
Sharing enthusiasm for birds, birding, bird blogging, and bird photography!2,174 followers | Follow
Find Your Peak
Make Money, Live Fully, and Create the Life of your Dreams! Friend us on Facebook at http://www.facebook.com/findyourpeak2,163 followers | Follow
Planet Ark
Planet Ark supports individuals and businesses that want to reduce their day-to-day impact on the environment.2,141 followers | Follow
Geoffrey Notkin
I host METEORITE MEN on Discovery Science ★ Science writer, columnist, meteorite specialist, adventurer, sci-fi, musician, eco, artist, Space Tweep. Rockit! ★2,074 followers | Follow
Florida Native Plant
Osceola County Chapter of FL Native Plant Society. Meets monthly in Kissimmee. Visitors always welcome1,894 followers | Follow
Animal Welfare Inst.
The official Animal Welfare Institute Twitter page. Advocating for animals since 1951.1,809 followers | Follow
NoFishLeft
NoFishLeft ゅ° everything about our Blue Planet #overfishing, #oceanclimatechange, #pollution 2012 the year of the OCEAN join on Facebook http://on.fb.me/gd8kKL1,755 followers | Follow
Maureen McHale
Complete website for butterfly lovers. Butterfly pictures, butterfly release - for wedding or funeral, butterfly gardens, house, farm, bush and even tattoos.1,739 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.1,611 followers | Follow
Lynne Hooper
Everything is connected. We cannot separate human rights from protection of the environment.1,597 followers | Follow
Rachel Cohen
Love nature. My camera goes where I go. Love Gods creation. Want peace in the world for all!1,586 followers | Follow
Emily Hunter
Environmental Activist, Speaker, Filmmaker & Author of the book: The Next Eco-Warriors1,503 followers | Follow
The Last Mountain
Official Movie Twitter Page http://www.thelastmountainmovie.com http://www.youtube.com/uncommonproductions1,502 followers | Follow
Cathy Ross
I Brake for Graffiti * Stop to Smell the Roses * LUV Beagles & Baseball * Passion for MINDFUL living * HAPPY by Choice! ** LIFE IS GOOD!!1,450 followers | Follow
Blood Dolphin$
1,403 followers | Follow
NatureWurks
Photography that is recognized worldwide for its mastery of color, composition and perspective. Nature's magical moments frozen in a photograph.1,391 followers | Follow
Mark Robinson, Ph.D
Bio/comp geek with a passion for wildlife, mountains, whisky, beer and books.1,341 followers | Follow
Steve Preston
Wildlife rescuer & rehabber from Reigate, Surrey. For Wildlife rescues and advice please feel free to call 07885905665 - always have time for wildlife1,297 followers | Follow
NYC Wildflower Week
Connecting NYers to their local environment. Expanding across USA in 2012. Get to know the nature near you! Tweets by exec dir @marielle_anz1,247 followers | Follow
Live Litely
A blend of sustainability, healthy living, and all forms of energy.1,241 followers | Follow
nil zacharias
Life, the universe & everything, powered by coffee beans & bicycle wheels. Co-Founder @onegreenplanet1,170 followers | Follow
John Robinett
CEO of John's Island. Trying to find the gold in the golden years - Interests: Birding, Photography, Ocean Shipping, Railroads, and Radio.1,165 followers | Follow
Pam Acmenameco
animal lover-veggie-lover of God-natural sciences degree-kind hearted-positive thinker-believer in synchronicity+I'M A LIL CRAAZY!#GRAIL #NASATweetup MIA 9/20111,154 followers | Follow
Allen Boynton
Gainfully employed wildlife biologist looking forward to retirement (in 4 years) so that I can bird 24/7!1,100 followers | Follow
Save JapanDolphins
Join this campaign to stop the killing of dolphins in Japan. Most people in Japan don't have any idea that the dolphin slaughter is even happening.980 followers | Follow
OutdoorView.org
Helping you make the most of your time outdoors, covering camping, RVing, boating, fishing, nature, wildlife, environment, and more. News, tips, photos, videos.970 followers | Follow
Planeteer Movement
Follow us to get involved with the Planeteer Movement and connect with Planeteers all over the world!961 followers | Follow
Margi Prideaux
Policy specialist and navigator through the complex political world of protecting wildlife. Policy and Negotiations Director, Migratory Wildlife Network906 followers | Follow
Shelley Lee Davies
A feature documentary film about how the way we eat affects the planet and our health. To be released in 2010 in the UK and US.822 followers | Follow
The Wildlife Portal
Educationally charged and driven with a passion for all creatures, The Wildlife Portal is an exciting internet video channel that gets you closer to wildlife.809 followers | Follow
The World Geography
The World Geography is dedicated to lists of trivia. We write about certain topics such as: interesting geography, nature, unusual tourist destinations, amazing798 followers | Follow
Artists4 SeaShepherd
747 followers | Follow
NAEE in the UK
Official page of the National Association for Environmental Education UK, with partners in USA, Asia, NZ, Austr. Tweets by Co-Chair @LearnFromNature735 followers | Follow
Ron Hutchinson
I am an advanced amateur,starting out on my journey to become a professional Freelance Wildlife and nature photographer. Come follow me on my journey.685 followers | Follow
Nature of Portland
I blog about all things related to the natural side of Portland, Oregon. Profiles of native flora & fauna, of local parks, and news about nature in Portland.464 followers | Follow
Stop Clear Cutting
456 followers | Follow
Pacific Voyagers
454 followers | Follow
Great Outdoors
America’s Great Outdoors was created to help Americans develop a plan to create, expand and better protect America’s shared outdoors spaces.394 followers | Follow
The Ozarks Outdoors
We try to strike a balance between the Ozarks' recreational offerings and how we can maintain the region's pristine beauty.384 followers | Follow
Laura Klappenbach
Freelance writer, blogger and About.com guide to animals & wildlife. Tweets about biology, evolution, and zoology. Find me on FB @ facebook.com/animalswildlife356 followers | Follow
Phillip Dews
I am a Blogger and a Birder with Tweetybirds on the Brain! view my blog for all things bird related. Phillip is a good all round Egg as well311 followers | Follow
Stop the Shaft
Help us to save Barn Elms,a much loved green space in SW London from destructive development. Our message for Thames Water is choose Brownfield not Greenfield.289 followers | Follow
mary vallis
Love taking photos of Birds, nature. Visit my blogs at, http://hiekumesphotos.wordpress.com/ http://heikume.wordpress.com/267 followers | Follow
Ocean Alliance
263 followers | Follow
Gary Burzell
253 followers | Follow
Outdoor Adventure Co
Follow us and get the best info on hiking, backpacking. A blog written by a Veterinarian and a teacher. We will follow you back.99 followers | Follow
Mark Corder
Aging hillbilly boomer, digital artist & code-hack. Visit my website for all of it.40 followers | Follow
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