Media
Pete Cashmore
The largest independent website dedicated to news & resources for the connected generation. Tweets from @mashable staff. Send questions/comments to @mashablehq.2,876,960 followers | Follow
BBC News (World)
The latest stories, features and updates from BBC News (World edition). For UK edition, follow @BBCNews. For breaking news, follow @BBCBreaking2,018,922 followers | Follow
The Economist
Official site for The Economist. Follow for article updates, events and news from The Economist. To subscribe go to: http://econ.st/ddIkQq1,972,594 followers | Follow
Reuters Top News
Reuters.com brings you the latest news from around the world, covering breaking news in business, politics, technology, and more.1,761,933 followers | Follow
Financial Times
All the big stories on FT.com and updates from our news editors. Our tweets here are the same as those on @FT. Subscribe to the FT: http://on.ft.com/xq1lr727,632 followers | Follow
DoSomething.org
We run national cause campaigns for teens. Tweets CEO @nancylublin. Follow other staff too @muneerpanjwani @davdeluca @elliezeitlin @fshake535,567 followers | Follow
Ashoka Changemakers
Follow us for the latest in innovation, social entrepreneurship and how you can make a difference. Why? Everyone Can Be a Changemaker.394,398 followers | Follow
TweetSmarter
In our fifth year of helping everyone get the most out of #Twitter and #SocialMedia. Tweet us anytime! Tips, tools, Twitter news and tech support for everyone.332,007 followers | Follow
Science News
Covering important and emerging research in all fields of science. Publisher @society4science. Moderator @pwthornton. See also @sciencenewskids.302,876 followers | Follow
BloombergNow
Follow BloombergNow for news and discussion from Bloomberg editors around the biggest stories in business and finance. For top headlines, follow @BloombergNews.152,584 followers | Follow
BBC Radio 4 Today
@BBCRadio4 flagship news programme, on air 6-9am weekdays and 7-9am on Saturday. Talk about the programme #r4today144,004 followers | Follow
Daily Telegraph News
Breaking news, analysis, Matt cartoons and more from The Daily and Sunday Telegraph. We're also on Facebook - http://www.facebook.com/telegraph.co.uk107,671 followers | Follow
Channel 4 News
In-depth analysis from our newsroom of experts, exclusive stories & breaking news. Follow the conversation with #c4news. For more from 4 follow @C4Insider103,551 followers | Follow
BBC Newsnight
TV news and current affairs programme broadcast at 2230 on BBC Two weekdays103,483 followers | Follow
The Independent
News, comment and features from The Independent. Also follow: @IndyWorld, @IndyPolitics and our @Independent/journalists-on-twitter71,504 followers | Follow
Molly Wood
Video host at CNET, tech expert, blogger at http://news.com/molly-rants. If I've enraged even one fanboy today, I've done my job, and done it well.63,817 followers | Follow
Tweetminster
A media utility that connects you to the influencers, trends and news that shape current affairs. On iPhone and iPad too. We also power @electionista.47,498 followers | Follow
Rory Cellan-Jones
The BBC's technology correspondent. This is my personal profile - if you don't like the dog etc go to @BBCRoryCJ45,860 followers | Follow
Social Media Week
A worldwide event exploring the social, cultural and economic impact of social media. Sept 24-28th in 14 cities around the world.43,007 followers | Follow
Info=Beautiful
40,380 followers | Follow
Kindness Offensive
The Kindness Offensive is the worlds largest performer of Random Acts of Kindness, find out more http://thekindnessoffensive.com33,579 followers | Follow
The Ecologist
The Ecologist - setting the environmental agenda since 1970. Like us on facebook: http://www.facebook.com/TheEcologist33,508 followers | Follow
Jemima Kiss
Guardian writer, interwebbist and mother. Currently doing more of the latter on maternity leave.30,740 followers | Follow
The Global Fund
The Global Fund to Fight AIDS, Tuberculosis and Malaria: investing the world's money to save lives. RTs & links we share don't necessarily mean endorsement.30,398 followers | Follow
Global Fund forWomen
Resource mobilizer for women's rights worldwide. Standing w/ women since 1987.29,065 followers | Follow
Left Foot Forward
A political blog for progressives. We provide evidence-based analysis on British politics, news and policy developments.23,759 followers | Follow
MicrosoftCitizenship
Sharing stories and insights about how Microsoft and our partners are working to deliver positive social & economic change around the world. #CSR #Nonprofits21,099 followers | Follow
UN News Centre
Official twitter account of the United Nations News Centre, the UN's breaking news service. http://www.un.org/News/ http://www.facebook.com/UN.News.Centre20,879 followers | Follow
Jack Schofield
Tech journo who covered IT for the Guardian (1983-2010), the Jack in Ask Jack, and a jackdaw who tweets fun links about photography, Lego, advertising, art etc19,906 followers | Follow
Sustainable Business
Guardian Sustainable Business: aggregated news and leading-edge views for corporate sustainability professionals17,958 followers | Follow
Africa Renewal, UN
African news and analysis from the United Nations. Re-tweets do NOT imply endorsement or agreement by the United Nations.14,409 followers | Follow
Africa Review
The African story told not just from an African perspective; but also a criticism of Africa's missteps from a tough African point of view.12,238 followers | Follow
Richard Black
Environment Correspondent for BBC News: climate & conservation, forests & fisheries, whales, frogs, energy & nukes - all with a global feel11,392 followers | Follow
The Engineer
Technology & innovation publication & website for engineers: aerospace, automotive, chemical, electrical, electronics & more.10,459 followers | Follow
Nancy M. Birdsall
Founding president Center for Global Development @cgdev. Tweeting mostly on dev issues. Views are my own not necessarily (but probably) ok at @cgdev6,589 followers | Follow
Transition Network
Official Transition Network Twitter Account. Mission: to inspire, encourage, support, connect and train the Transition Movement.5,853 followers | Follow
Green Alliance
Green Alliance is an influential environmental think tank working to ensure UK political leaders deliver ambitious solutions to global environmental issues.5,822 followers | Follow
Prof Engineering
Print & online mag covering engineering topics including: aerospace, energy, mfg, training, transport & more. Winner of Best membership title APA 2011 awards!5,745 followers | Follow
SharedInterest
Help people in the developing world by investing in fair trade.5,631 followers | Follow
Jeremy Leggett
Entrepreneur & writer on the energy crisis & climate change. I founded and chair Solarcentury & SolarAid so I could act as well as prattle.5,418 followers | Follow
Louise Gray
Environment Correspondent on the Daily Telegraph, Britain's most popular newspaper in the countryside, where there's more room to think - and read broadsheets.4,540 followers | Follow
ConservationMagazine
Cutting-edge independent science journalism- big ideas and bold solutions to tough environmental problems4,406 followers | Follow
Climate Change
4,370 followers | Follow
James Randerson
I'm science and environment news editor at the Guardian. Into evolution, climbing and the trombone. Views here are my own. Pic credit: James Ewen/Oxfam4,302 followers | Follow
NCE Magazine
New Civil Engineer (NCE) for breaking civil engineering news, analysis, opinion and jobs4,300 followers | Follow
Freedom from Hunger
Freedom from Hunger brings innovative and sustainable self-help solutions to the fight against chronic hunger and poverty.4,188 followers | Follow
Climate News
Climate news bot, maintained by @wesselzweers. Dutch version: @klimaatnieuws.3,707 followers | Follow
UN Greening the Blue
Greening the Blue is a one-stop shop for UN staff and others with an interest in creating a more sustainable UN. GtB is managed by UNEP.3,075 followers | Follow
Angela Saini
Science journalist, broadcaster and author of Geek Nation, published worldwide by Hodder & Stoughton2,294 followers | Follow
Jonathan Gray
@okfn by day, @royalholloway by night. (co-)founder of @publicdomainrev, @openphilosophy, @textusproject, @openspending, #ogdcamp, #ddjbook, and #opendata film2,255 followers | Follow
Lisa Witter
Works @fentonprogress.Tweets about #brain, #women, #socialchange, #socialmedia, #cultent, #socent and #philanthropy.2,208 followers | Follow
CAFOD Policy
Fresh policy updates from the Catholic Agency for Overseas Development. For all things CAFOD, it's @CAFOD. RT does not necessarily mean endorsement.2,102 followers | Follow
willjordan
Al Jazeera English producer. All my own views. will[dot]jordan[at]aljazeera[dot]net1,992 followers | Follow
Laila Takeh
charity digital geek @UNICEF_UK previously @thebhf - views my own. http://www.linkedin.com/in/lailatakeh1,639 followers | Follow
Agriculture 4 Impact
Action for increased and enhanced European government support for agricultural development in Sub-Saharan Africa1,423 followers | Follow
Nice and Serious
An award winning film production company that specialises in creatively communicating environmental and social issues.1,212 followers | Follow
Dan Wedgwood
Propaganda specialist for @theadventurists fight to make the world less boring. #MongolRally #RickshawRun Mongol Derby, Ice Run and other proper adventures1,085 followers | Follow
Digital Charities
London based monthly meet up of digital charity people. Contact @geecologist or @benclowney for more info934 followers | Follow
I See News
A video news website with anonymous voting, tagging, commenting, flagging, etc.878 followers | Follow
Wolseley SBC
The Wolseley Sustainable Building Center is a unique showcase for sustainable building products available from Plumb, Pipe, Drain and Climate Center739 followers | Follow
nef climate & energy
Aims to influence opinion and policy with the objective of creating a low-carbon economy that operates within ecological limits, is just and maximises wellbeing671 followers | Follow
Enviro Thinking
Official tweets from Management Thinking: Energy and the Environment638 followers | Follow
Online News Assn UK
Online News Association (UK) official account. Tweets by @federicacocco & @stevewb_MSN599 followers | Follow
Sideways News
Latest news, views and positive action on world issues. By and for Cultural Creatives - leaders in sustainable innovations.596 followers | Follow
Richard Stelling
Tech geek and hopelessly optimistic about my pessimistic outlook. Information Leaf blower at Empirical Magic Ltd. Words are my own.563 followers | Follow
Vote Global
Bond members have produced a joint International Development Manifesto which serves as the basis for campaigning ahead of the General Election.358 followers | Follow
Nicola Gilbert
Content Editor for NCVO website & our online magazine, www.beengaged.org. Particular fondness for taking too many photos & the odd bike ride. All views my own.313 followers | Follow
Practical Action
Practical Action is now talking student! Follow us to find out more about what we're doing in Universities, and how YOU can make a difference!298 followers | Follow
Joanna Geary
You're not going to find too much going on here, I'm afraid. I think you might be looking for @timesjoanna251 followers | Follow
The Development Cafe
The Development CAFE is an interactive website for development professionals. It is a platform for minds from all over the world to share information233 followers | Follow
Invent for Humanity
Invent for Humanity transfers life-changing Appropriate Technology to benefit the developing world.212 followers | Follow
Travis Ramos
Join us in our pursuit of doing people-centric international development work well - go to the website at dev-reporter.org to find out more!121 followers | Follow
