In 1992, citizens and activists from across the world gathered in Rio de Janeiro for the Earth Summit. On December 24, 2009, the UN General Assembly adopted a resolution to hold the United Nations Conference on Sustainable Development in Rio — to mark 20 years of the Earth Summit, and to discuss the way forward. On June 4, 2012, the world community will gather again in Rio de Janeiro. Member states have agreed on the focus of Rio+20: “Green economy within the context of sustainable development and poverty eradication” and “institutional framework for sustainable development”.

Now, what is this “green economy” and what is the “institutional framework for sustainable development”?

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