May 20, 2013
The week's top five must-sees,
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The week's top five must-sees,
delivered to your inbox.
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Description
The United Nations Conference on Environment and Development, also known as the Rio Summit, Rio Conference, and Earth Summit, was a major United Nations conference held in Rio de Janeiro from 3 June to 14 June 1992.
In 2012, the United Nations Conference on Sustainable Development was also held in Rio, and is also commonly called Rio+20 or Rio Earth Summit 2012. was held June 20 to 22nd.
(via Freebase)
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