Brazil's President Dilma Rousseff (R) and UN Secretary General Ban Ki-Moon get ready to bring the UN Conference on Sustainable Development Rio+20 to a close. The biggest UN summit on sustainable ... more 

Brazil's President Dilma Rousseff (R) and UN Secretary General Ban Ki-Moon get ready to bring the UN Conference on Sustainable Development Rio+20 to a close. The biggest UN summit on sustainable development in a decade approved a strategy on Friday to haul more than a billion people out poverty and cure the sickness of the biosphere less