The ecologically tumultuous year saw record greenhouse gas emissions, melting Arctic sea ice, natural disasters and extreme weather – and the world's second worst nuclear disaster
4 Nov 2011: Letters: Our business model is again being seen as relevant and contemporary, and the combined turnover of the largest 300 co-operative businesses now stands at $1.1tn
Chinese families have long favoured sons over daughters, meaning the country now has a huge surplus of men. Is it also leading to a profound shift in attitudes to women?
1 Nov 2011: Andrew Simms: 100 months to save the world: The larger the gulf between rich and poor the harder it is to find solutions for problems such as climate change