Enviro
Guardian Science
News, comment, all that stuff from the Guardian's science, health and environment team253,409 followers | Follow
TreeHugger.com
Links, Ideas and Conversation from the TreeHugger hive mind, the latest in modern green.169,694 followers | Follow
Democracy Now!
Official Democracy Now! Twitter Account. An independent, global daily news hour. Follow us for daily news, events, and updates on Amy Goodman's speaking tour.169,614 followers | Follow
EcoInteractive
Eco Preservation Society: Inspiring Action, Empowering People,Connecting Communities & Transforming the Planet through Conservation, Reforestation & Education160,931 followers | Follow
BP Public Relations
This page exists to get BP's message and mission statement out into the twitterverse!155,393 followers | Follow
HuffPost Green
Latest environment & energy news, green-IY projects, animal stories & more (contact: huffpostgreen@huffingtonpost.com)97,257 followers | Follow
350 dot org
Join a global movement that's inspiring the world to rise to the challenge of the climate crisis. 350=safe upper limit of CO2 in atmosphere. Photo by @julkosch95,576 followers | Follow
alexismadrigal
Senior editor, @TheAtlantic. Author of Powering the Dream. @WIRED alum. Married to @sarahrich.94,521 followers | Follow
Sea Shepherd
The Official Twitter page of Sea Shepherd Conservation Society. Defend. Conserve. Protect.87,270 followers | Follow
Guardian Environment
Green news, comment & more, run by the environmentguardian.co.uk team, inc @james_randerson & @adamvaughan_uk & @dpcarrington86,743 followers | Follow
Replant Rainforests
Eco Preservation Society: We are Replanting the Rainforests! Our intention is to Turn the Tide on Global Deforestation52,928 followers | Follow
Michael Sprague
Water holds a kind of magic. It calms us. It lifts us. Ultimately it sustains us.50,214 followers | Follow
Andy Revkin
Pursuing progress on a finite planet on http://j.mp/dotEARTH and at Pace U. The rest? Family, friends, living, music: http://j.mp/unclewade35,484 followers | Follow
Eco Preservation Soc
Eco Preservation Society: Conservation, Reforestation and Education. We bring it together. Get conected, Get Involved, Make a difference.33,732 followers | Follow
Lisa P. Jackson, EPA
Administrator of the U.S. Environmental Protection Agency32,626 followers | Follow
World Resources Inst
Environment and human needs - climate change, global warming, ecosystems, green business, sustainable markets, good governance, sustainable development29,861 followers | Follow
Kate Sheppard
Reporter at Mother Jones covering energy, environment, reproductive rights, etc. Contributor with Current's Countdown. Also like: running, bikes, books.29,206 followers | Follow
Climate Progress
Blog dedicated to providing the progressive perspective on climate science, climate solutions, and climate politics.27,575 followers | Follow
Envirowire
tweeting the latest news in environmental politics - a @greenpeaceusa project26,239 followers | Follow
Rainforest Alliance
International nonprofit organization working to conserve biodiversity and ensure sustainable livelihoods25,897 followers | Follow
Yale Environment 360
Opinion, Analysis and the Latest Environmental News - A Publication of the Yale School of Forestry & Environmental Studies.24,017 followers | Follow
David Roberts
Seattleite transplanted from Tennessee; now blogging for Grist about energy politics. Climate hawk, deficit dove.20,665 followers | Follow
NYTimes DotEarth
NYTimes.com/DotEarth is Andrew C. Revkin on Climate Change and Sustainable Living20,507 followers | Follow
The Climate Group
An independent, not-for-profit org working with government + business leaders to drive a #CleanRevolution. Use # to show the #CleanRevolution in action for RTs.20,344 followers | Follow
UN Climate Change 09
United Nations Climate Change Conference 2009 in Copenhagen (COP15), brought to you by the Ministry of Foreign Affairs of Denmark18,674 followers | Follow
U.S. EPA Water
The Environmental Protection Agency's Office of Water- working for clean water for all Americans17,056 followers | Follow
Urban Times
Optimistic Forward-Thinking Digital Magazine - Talking about current issues and solutions that impact our global future.16,771 followers | Follow
The Energy Collectiv
The world's best thinkers on energy and climate issues. Register for newsletter, webinar access and ebooks. http://ow.ly/4Rr1m15,952 followers | Follow
Climate Desk
A journalistic collaboration dedicated to exploring the impact—human, environmental, economic, political—of a changing climate.14,994 followers | Follow
Ban T-shirts
Tees 'N' Tweets from the Ban T-shirts Compound Controller. Politically progressive ♠ Dinosaur hugger ♠ Cyclist ♠ Earth & Ocean Defender ♠ Music Lover13,624 followers | Follow
Michelle Desilets
Founder of Orangutan Land Trust and Borneo Orangutan Survival UK. Saving orangutans for 18 years. Forests for Orangutans. Forever.13,414 followers | Follow
Jaymi Heimbuch
Green Technology Editor and writer @TreeHugger. Environmentalist and photography enthusiast.11,910 followers | Follow
Todd Woody
Environment Editor, Forbes Magazine. @forbesgreen. Tweeting about the environment, green tech and, occasionally, surfing.10,833 followers | Follow
Next American City
We connect cities and inform the people working to improve them.10,640 followers | Follow
quippd Environment
10,272 followers | Follow
Fabien Cousteau
Eldest grandson of Jacques Yves Cousteau, Fabien continues the legacy and mission of exploration, media production, environmental advocacy and plantafish.org10,158 followers | Follow
Majora Carter
You Don't Have to Move Out of Your Neighborhood to Live in a Better One10,145 followers | Follow
AlexSteffen
I think, write and speak about how to live well and be a good ancestor... (pls note, I'm not able to answer all individual research queries or comments).9,623 followers | Follow
Tar Sands Action
Joining together to stop the dirtiest project on earth with civil disobedience.8,990 followers | Follow
Bryan Walsh
senior editor for TIME International, & enviro blogger. RTs are not automatically approvals. Usually context helps.8,694 followers | Follow
Orion magazine
America's best environmental magazine (according to the Boston Globe).8,410 followers | Follow
Chris Brown
General Manager, North America for Asia Cleantech Gateway. Mandarin linguist, China solar consultant, analyst. Working to build East-West cleantech ties.8,341 followers | Follow
Michael G.R.
I work for the Discovery Channel as a Science/Tech/Transportation writer for TreeHugger and Planet Green.8,039 followers | Follow
Christopher Mims
Sci/tech journalist who can't shut up about the environment. Appearances in SciAm, Wired, FastCo, GOOD, Slate, Grist, PopSci, Nature, Technology Review.8,005 followers | Follow
Climate Camp
Currently in a state of flux. We won't be holding a Climate Camp this year, but we will continue to keep you informed of grassroots environmental direct action.7,708 followers | Follow
Summer Rayne Oakes
I run barefoot and collect bugs. In my spare time I'm an undercover model working on environmental programs worldwide.7,615 followers | Follow
AP Climate Pool
News, discussion and a behind-the-scenes look at climate change & environment issues from The Associated Press, the essential global news network7,590 followers | Follow
Planet Positive
We offer a 4-step certification process: 1) Measure 2) Reduce 3) Invest 4) Communicate. An environmental mark. A better way of living.7,544 followers | Follow
NRDC Switchboard
This is a feed of posts from NRDC's staff blog, Switchboard. Follow @NRDC on Twitter for more updates.6,852 followers | Follow
Planetary Citizens
A PLANETARY CITIZEN is one who has gone beyond the confines of ethno-centrism to embrace the worldview of a COOPERATIVE PLANETARY CULTURE6,692 followers | Follow
Osha G. Davidson
Freelance writer/photographer, author, & Sonoran desert rat. Current project: What the US can learn from Germany's renewable energy economy. Member, SEJ.6,332 followers | Follow
EDF Business
EDF + Business: green business, environmental sustainability, CSR and more - posts by @monicamichaan6,176 followers | Follow
Colin Beavan
I'm the author of No Impact Man. I'm a writer, activist, speaker and now candidate for Congress!5,869 followers | Follow
jonathanwatts
Latin America correspondent for The Guardian. Author of When a Billion Chinese Jump. BRIC layer.5,833 followers | Follow
Tom Laskawy
Executive Director of the Food & Environment Reporting Network and writing on food and ag policy for Grist5,803 followers | Follow
Hunter Lovins
President, Natural Capitalism Solutions; Chief Insurgent, madrone project5,540 followers | Follow
Streetsblog New York
Covering livable streets and sustainable transportation in the five boroughs.5,481 followers | Follow
Michael Noble
Clean energy, climate and transportation leader, organizing constituencies, policy strategy & philanthropy. CEO Fresh Energy & Publisher MidwestEnergyNews.com5,300 followers | Follow
Stanley W. Fields
Entrepreneur and Rainmaker launching a disruptive enabling process that defines how all broadcast news is gathered and distributed5,129 followers | Follow
ClimateCentral
An independent, non-profit journalism and research organization dedicated to helping mainstream Americans understand how climate change connects to them.5,042 followers | Follow
Emily Gertz
Journalist. Co-author w/@PatrickDiJusto of @OReilly's Environmental Monitoring with Arduino. Bylines: @TPM, @OnEarthMag, @Ecomagination ... www.emilygertz.com4,956 followers | Follow
David Biello
News is what somebody somewhere wants to suppress; all the rest is advertising: Lord Northcliffe Me: Environment & Energy editor @sciam. All views my own4,850 followers | Follow
Tim DeChristopher
I am an activist building a movement that sings like a movement. [managed by @ash_anderson while incarcerated. See website for instructions on @ replies, etc.]4,632 followers | Follow
Suzanne Goldenberg
Guardian's US Environment Correspondent, recovering war reporter4,420 followers | Follow
ConservationMagazine
Cutting-edge independent science journalism- big ideas and bold solutions to tough environmental problems4,414 followers | Follow
Streetfilms
Film on livable streets, traffic, biking, mass transit & more by Clarence, Elizabeth, and Robin4,403 followers | Follow
JesseJenkins
Clean energy policy analyst. Credible source. See http://gplus.to/JesseJenkins/ All views solely my own.4,386 followers | Follow
Mark Lynas
Author of 'Six Degrees', 'High Tide' & 'The God Species'. Visiting research assoc at Oxford Uni. Rational environmentalist, probably.4,375 followers | Follow
Marnie Glickman
Managing Director of the Green Party of California @gpca & Montessori mom4,186 followers | Follow
Franny Armstrong
Director of McLibel & Age of Stupid + founder of 10:10, crowd-funding & Indie Screenings4,062 followers | Follow
Peter Gleick
Co-founder Pacific Institute; climate/water scientist; member National Academy of Science, MacArthur Fellow; author of Bottled and Sold. My tweets are my own.3,991 followers | Follow
Audubon Magazine
3,991 followers | Follow
Beyond Coal
The Sierra Club Beyond Coal campaign aims to move our economy toward a clean energy future by stopping new coal-fired plants and phasing out existing plants.3,901 followers | Follow
Bushcraft Magazine
The UK's First Bushcraft Magazine dedicated to your hobby. Knowledge is power; contained within the pages of each issue you will find a wealth of articles.3,762 followers | Follow
Teryn Norris
Social entrepreneur, Stanford grad, Truman Scholar - now serving in Secretary of Energy Steven Chu's office. Views are solely mine.3,696 followers | Follow
Christina Larson
Beijing-based contributing editor at Foreign Policy magazine.3,673 followers | Follow
Climate Activism
Climate Justice Action (CJA) - Reclaim Power! Pushing for Climate Justice! Here and elsewhere.3,666 followers | Follow
George Hoberg
environmental/natural resource policy prof at UBC. Climate Hawk. Focus on climate action, energy policy, biodiversity, forest policy. In BC, Canada, US, beyond3,620 followers | Follow
Jen van der Meer
EVP Managing Director Dachis Group | Social + Green + Design + Health + Metrics + Behavior | @ITP_NYU | @svaPOD | @HECParis3,577 followers | Follow
Eric Pooley
SVP for strategy and communications at Environmental Defense Fund, author of The Climate War3,481 followers | Follow
Breakthrough Inst
Public policy think tank and leading advocates of public investment in clean energy technology3,420 followers | Follow
Michael Levi
Senior Fellow for Energy and the Environment at the Council on Foreign Relations. All views here (as elsewhere) are my own.3,030 followers | Follow
John McQuaid
Journalist tweeting on the future of news, science, environment, politics, arcana. Forbes blogger. Writing a book on the science of taste.2,976 followers | Follow
ed gillespie
Global slow traveller, cyclist and a London Sustainable Development Commissioner. Also tweets as Co-Founder of www.futerra.co.uk (@futerra)2,918 followers | Follow
Open Source Cities
We are building a platform for citizens of the world to engage with cities. Publisher/Editor: @marcalt. #urbanism, #opendata, #eco #design, #cities.2,915 followers | Follow
Sarah Goodyear
I'm a writer. I contribute to @AtlanticCities and @Grist. And other things.2,756 followers | Follow
anarchisms
This is @anarchists backup account-mainly tweeting Protests and Anarchism-but subject to change when you least expect it2,745 followers | Follow
Kelly Cryderman
Political writer for the Calgary Herald. Also a lover of Bond films, nerdy public policy debates and Old Dutch Salt n'Vinegar chips.2,663 followers | Follow
Mike Hudema
Greenpeace Canada Climate and Energy Campaigner focusing on tar sands and green jobs.2,649 followers | Follow
C40 Cities
The C40 is a network of the world's largest cities committed to implementing sustainable climate-related policies locally to help address concerns globally.2,629 followers | Follow
Meaghan O'Neill
I wrangle bloggers at TreeHugger, Parentables, and Discovery. Press pitches via email, please.2,604 followers | Follow
ClimateJusticeAction
Climate Justice Action (CJA) network - (un)official blog reporting news, activism and organizing regarding Climate Justice2,560 followers | Follow
Worm Scoop
A worm fanatic that wants to help others learn how to compost with Red Wiggler earthworms. Create the ultimate fertilizer for an organic garden2,481 followers | Follow
Green Drinks NYC
Lively business and social networking events for the green community in NYC, every month since 2002!2,390 followers | Follow
Alex Evans
Globalisation / resource scarcity / development / resilience. Based at NYU Center on International Cooperation and Brookings. Co-editor of GlobalDashboard.org.2,385 followers | Follow
Bill Chameides
Dr. Bill Chameides, dean of Duke's Nicholas School of the Environment, blogs about science, sustainability, and the environment. (Tweeted by Erica Rowell)2,364 followers | Follow
Organic Oswald
Hobbies: gardening, growing plants, video, video editing, farming, cooking organic things, pets, fish and non-fiction books.2,226 followers | Follow
Climate Change News
Cycling 300 miles from NYC to DC to promote cycling and raise funds for action on global warming! Please support Climate Ride to help protect the planet!2,204 followers | Follow
David Connell
I am director of Digital Marketing for Ocean Conservancy (@ourocean) -- husband and father of 2. My tweets are my own.1,949 followers | Follow
Michael Silberman
Global Director, @MobilisationLab at @Greenpeace. Co-Founder, @EchoDitto. Can be found @WebofChange every Sept. Seeking climate solutions and more ski days.1,933 followers | Follow
Justin Gerdes
Freelance writer, energy and the environment. Contributor, @Forbes; Contributing Writer, @SantaClaraMag; formerly Reporter, @ClimateOne; Member, @SEJorg.1,823 followers | Follow
Jeff Goodell
Author of How to Cool the Planet and Big Coal, among other books. Contributing Editor, Rolling Stone.1,740 followers | Follow
philaroneanu
co-founder & US Campaigns Director @350, cyclist, banjo player1,719 followers | Follow
Lindsey Hoshaw
Freelance journalist. Extremely interested in the Pacific Garbage Patch, new media start-ups and innovative news models1,688 followers | Follow
Sarah Laskow
Reporter for Grist, GOOD & others. Enviro stuff, books, food, politics, NYC1,682 followers | Follow
Saleem H. Ali
Professor @uvmvermont (USA). From 7/12 Director CSRM Australia, National Geographic E. Explorer; YGL @Davos, Pakistani-American Planetary Citizen1,660 followers | Follow
Ben Jervey
blog editor for OnEarth.org, contrib to DeSmogBlog, frm Environment Editor at GOOD, book writer, sustaiNYC curator, social media naïf, fulfilling my obligations1,649 followers | Follow
LES Ecology Center
Composting. Electronic Waste Recycling. Stewardship. Education. Offices in the Lower East Side. Programs throughout the great five boroughs.1,612 followers | Follow
BioCarbon Partners
Hassan Sachedina, MD of BioCarbon Partners. Conservationist focused on socially responsible avoided deforestation through REDD finance. Love rhinos.1,611 followers | Follow
Elana Schor
Congressional reporter, Environment & Energy Daily and Greenwire. Retweets do not indicate endorsements.1,573 followers | Follow
David Turnbull
Former Director, CAN-International (@CANIntl). Now helping Oil Change International (@PriceofOil) take the fossil fuel industry down one subsidy at a time.1,507 followers | Follow
Joel B. Eisen
Environmental & energy law professor, crossword puzzle constructor, alt country/rock/blues/punk & Syracuse b'ball fan, soccer nut, skier, husband and dad.1,504 followers | Follow
DarkMountainProject
A cultural movement for an age of consequences, curated by @paulkingsnorth & @dougald. The end of the world as we know it is not the end of the world full stop.1,419 followers | Follow
George Chevalier
www.princetontec.com, www.livingonthedash.com. I like: open source, cycling, chocolate milk, coffee, photography, cooking. Fixing.1,385 followers | Follow
Charlie McElwee
Climate Change Policy Aficionado & China Environmental and Energy Law Scribbler1,302 followers | Follow
Stephen Watkins
Husband. Father. Water Guy. Loves the ocean, paddling, surfing, books, loud music, doing daddy stuff and my big black dog.1,234 followers | Follow
Tan Copsey
Research manager - BBC Media Action. Climate change and Asia @climateasia. Secret Kiwi. Arsenal fan. All views are my own.1,221 followers | Follow
Lisa_Palmer
Freelance writer and editor, covering business, climate change, and the environment. Contributor to @Yalemediaforum Member: @SEJorg, @NASW, & @ASJAhq1,180 followers | Follow
Alex M Tinker
Always opinionated, occasionally insightful #Portland native, class of '14 @LewisandClark #lawschool.1,170 followers | Follow
Yale Climate Media
Yale Forum on Climate Change & the Media. Coverage and analysis from correspondents nationwide. Editor Bud Ward.1,157 followers | Follow
greencounter
economy. equity. ecology. triple bottom line accounting & consulting. serving values driven businesses, non-profits, and individuals for more than 30 years.1,155 followers | Follow
Joshua Nelson
We're in a #postgrowth world. I'm a Writer/Activist, Web Developer, Engineer, Vegetarian, Steady Stater, Revolutionist, Meadmaker, Father, Small-Is-Beautifulist1,110 followers | Follow
US Society Eclg Econ
We provide a venue for a holistic and strong community of people to easily communicate and learn. A regional chapter of the ISEE.1,015 followers | Follow
Emma Gilchrist
Writer, editor, communications strategist. Former Calgary Herald environment writer. Currently Communications Director for the Dogwood Initiative980 followers | Follow
Political Climate
Bringing political thinking to bear on climate change policy964 followers | Follow
Paul Manson
PSU doctoral student focusing on marine ecosystem services. Bike advocate. Born & raised in Alaska, now solidly Oregonian. Also a Reedie. I like @clairedloon!916 followers | Follow
shawnaseldon
SVP @TheRosenGroup w/ focus on sustainable technologies, environmental & media/tech clients.910 followers | Follow
Christopher Porto
Leader on market-driven solutions for a clean energy future.848 followers | Follow
Dan Hendrick
Electing for the environment - the New York League of Conservation Voters768 followers | Follow
SEJ Conference 2011
We are organizing what may be the largest environmental journalism conference ever. Open to journalists,scientists, policymakers,students,curious citizens,etc.768 followers | Follow
David Kroodsma
Writer, Climate Researcher for @SkollGlobal, Climate Analyst for @hubculture, Blogger for @huffingtonpost. Biking is fun: http://rideforclimate.com738 followers | Follow
Howie Hawkins
Lifelong progressive activist and Green Party member. Support my campaign for Syracuse City Council - we'll make NY history!726 followers | Follow
Bamboo Bike Studio
We spread the benefits of making bikes. People build their own bikes in our workshops. We work with educators at home and help start factories abroad.719 followers | Follow
Gernot Wagner
EDF hack; Columbia prof; environmental economist; author of But Will the Planet Notice?; views mine; RTs no one's.708 followers | Follow
Stephen Leahy
International Environmental Journalist covering issues in the public interest.679 followers | Follow
PermaCorps Int.
Perma Corps Int is an organization comprised of permaculture groups and individuals dedicated to sustainable disaster relief, recovery, and redevelopment.656 followers | Follow
permie punk
655 followers | Follow
Greening Modernism
Greening Modernism addresses the interrelationships between sustainability, architectural preservation, and the Modern movement.595 followers | Follow
ECO SWIM by AQUA GRN
Eco friendly, fashion forward swim collection.With every sunrise, we are working harder to reduce our carbon footprint in the sand.516 followers | Follow
Jennifer Prediger
Jennifer Prediger is a writer, video journalist and ham. She produces video for the illuminating website Grist.org.512 followers | Follow
10:10 Cities
Connecting citizens in towns and cities across the UK in a collective approach to reducing our energy demand by 10% in 2010.512 followers | Follow
mairi beautyman
Senior Editor at TreeHugger.com, PlanetGreen.com, Design Journalist501 followers | Follow
Yael Borofsky
Reporter @TechnicallyPHL. @BTJournal/@theBTI alum. Hockey columnist @idlermag. Fueled by coffee and ice cream. http://mneumozine.tumblr.com/480 followers | Follow
W. Queens Composts!
The WQCI works to increase capacity for, participation in, and acceptance of composting in western Queens.454 followers | Follow
Owning The Weather
We've always wanted to control the weather. Now we may have to. OWNING THE WEATHER is a film about weather modification and climate engineering.434 followers | Follow
Climate Justice Fast
2009: in the lead-up to the failed COP15 Copenhagen climate talks, CJF was the 1st ever international hunger strike for climate justice. It lasted over 40 days.404 followers | Follow
Resource Rules
Curated by scholars at the Univ. of Vermont's Institute for Env. Diplomacy and Security, and Univ. of Queensland, Australia317 followers | Follow
Movement Generation
Cultivating an Urban Justice Based Approach to Ecology #iBelieveinEcoJustice209 followers | Follow
Shattered Sky Film
Doc film Shattered Sky comes to PBS Sept 2012. Restoring optimism & confidence in America’s ability to tackle climate and energy. Director @Steve_Dorst. RT≠E191 followers | Follow
Stanley Chiu
Environmental Consultant and Editor at http://globalurbanist.com186 followers | Follow
WorldNaked RideNYC
Beautiful Biking Bodies on the streets of NYC every June since 2009. A vision of our future free of cars, oil, pollution and clothes! Whee!170 followers | Follow
Wood Turner
Environ. sustainability for organic yogurt maker Stonyfield. (Founding exec. dir./current brd memb., ClimateCounts.org.) http://www.facebook.com/doubleut167 followers | Follow
Kim Rogers
62 followers | Follow
Blake Holiday
45 followers | Follow
Mark Yerger
7 followers | Follow
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