1. @wwf_uk - all the latest news from the WWF's UK office
2. @guardianeco - latest environmental news, views and information from the Guardian's environment team.
3. @OfficialZSL - the Zoological Society of London's twitter feed is packed full of great environmental success stories.
4. @mongabay - a fantastic resource for conservation news, particularly on rainforests.
5. @algore - a man that has achieved so much with his work to tackle climate change and reduce the globe's carbon emissions.
6. @EDGEofexistence - all the information you could ever need on endangered species.
7. @FaunaFloraInt - conserving the planets species and ecosystems by working with the people who depend on them.
8. @climateweek - one week in March where climate change is pushed to the forefront of people's minds - 2012 event takes place March 12-18th.
9. @1010 - one of the best environmental initiatives of 2010, cutting your carbon by 10% in a single year and about to launch the Solar Schools project.
10. @dpcarrington - the Guardian's Damian Carrington twitter updates and links to his latest blogs.
11. @worldlandtrust - one of Ibex Earth's Environmental & Conseravation Partners, all the rainforest news you could ever need.
12. @leapfrognews - Carbon Leapfrog look to promote low carbon projects throughout the UK and you will find all their latest news on their Twitter account.
13. @RnfrstAlliance - the people behind the most successful rainforest certification programme.
14. @grist - another great environmental news resource, always keeping you up-to-date on all the latest environmental offerings.
15. @ARKive - information, videos and photos of endangered species.
16. @the_ecologist - the UK's no1 online environmental magazine.
17. @gaiafoundation - the third of Ibex Earth's 'Environmental & Conservation Partners' to make it on the list, they work on promoting biological and cultural diversity around the world.
18. @treehugger - news, news and more news. One of the most viewed environmental news sites on the world wide web.
19. @earthhour - another great environmental initiative, which promotes taking action on climate change and protecting the world's natural resources, led by the WWF.
20. @clientearth - an environmental law charity that promotes environmental justice.
21. @treesforcities - an organisation dedicated to greening the UK's urban areas.
22. @dothegreenthing - innovative, unique and interesting environmental initiatives all in one place.
23. @350 - 350 is a global movement that encourages people to help tackle the climate crisis.
24. @forum4thefuture - an organisation that looks to work with businesses and organisations to develop a sustainable future.
25. @DECCgovuk - all the latest low-carbon news from the UK.
You can always follow us too - www.twitter.com/ibexearth