Green light: Walrus migration, offshore windfarm, asparagus sucks Peru dry

Climate change • Fears £9bn clean coal programme could be drastically scaled back • Republican hopefuls deny global warming • 'Climategate' inquiries were 'highly defective', report for sceptic thinktank rules • World's largest offshore windfarm set to open off Kent coast • Barack Obama: 'no' to solar panels on the White House roof Bad news from the US this week as Obama turned down Bill McKibben's campaign to get solar panels fitted on the White House and a survey showed all but one of the Republican mid-term candidates are sceptical about climate change . But in the UK, the world's largest offshore wind farm – a 300MW colossus - was poised to open. Wildlife • Scientists investigate massive walrus haul-out in Alaska ‎ • Shark attack survivors fight to save endangered species • Green heroes working for the right kind of environmental change Resources • How Peru's wells are being sucked dry by British love of asparagus • Increased recycling could create 50,000 jobs, report finds This week the Guardian launched a major new site on development around the world - complete with blog, news, data, tweets and more. Multimedia • In pictures: The week in wildlife • Video: Newborn rhino unveiled at Whipsnade zoo • Video: Prince Charles's green garden party • Audio slideshow: Illegal rosewood logging in Madagascar Green living • Nottingham named England's least car-dependent city • What's the best way to keep cyclists safe from the monsters of the road? • Solar panels you can install with a clear conscience • Is it greener to live on a canal boat? • How Big Oil will stop my children from driving electric cars Best of the web • SolveClimate: Thousands of green energy jobs under threat from end of US grant • Conservation Magazine: Endangered Hawksbill sea turtle numbers show signs of hope • OurWorld2.0: The powerful coalition that wants to engineer the world's climate For more of the best environment comment and news from around the web, visit the Guardian Environment Network . ...And finally • Zhejiang locals wage war of noise against invading boar Farmers in eastern China resort to vuvuzelas, gongs, firecrackers and bombs to ward off wild boar that are threatening their crops