Earth Summit, Rio Summit, UNCED
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(For other uses, see Earth Summit (disambiguation).) The United Nations Conference on Environment and Development (UNCED), also known as the Rio de Janeiro Earth Summit , Rio Summit, Rio Conference, and Earth Summit (Portuguese: ECO92), was a major United Nations conference held in Rio de Janeiro from 3 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. It was held from 13 to 22 June.
Source: Wikipedia - Earth Summit