Green light: Extreme weather forecasts, war on poachers and forest fury

Extreme weather forecasts Web users unite to power climate change project Gallery: How home computers can predict climate change impact on extreme weather events Weatherathome: how you can predict the effects of climate change on extreme weather events Video: PC users to link up in global climate change project Wildlife Natural History Museum's grand expedition to arid Chaco halted South Africa wages war on rhino poachers British Beekeepers' Association to stop endorsing bee-killing pesticides Sarah Palin accused of breaking countryside rules in TV nature show Hacked climate emails Mike Hulme: The year climate science was redefined Climate scientist at the heart of emails controversy says he did nothing wrong Climate change: science's fresh fight to win over the sceptics Forestry David Clark: Our forests are our future Caroline Lucas: Fight the government's forest sell-off Caroline Spelman: Setting the record straight on the sale of England's woodlands Multimedia Gallery: GDT European wildlife photographer of the year 2010 The bike podcast: Mark Cavendish, the Hungry Cyclist and spanner magic Gallery: Playtime! Mercedes the polar bear gets a playmate Green living Bike blog: What would you do if you saw a bike being stolen? What's the future for dairy farming? And finally ... Video: A rather odd advert for Yeo Valley yoghurt