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Correct Answer: Option (B) — UN ‘Conference on Environment and Development, Rio de Janeiro, 1992
Concept & Option Breakdown
Standard Reference VerifiedThe United Nations Framework Convention on Climate Change (UNFCCC) was opened for signature at the UN Conference on Environment and Development (UNCED), widely known as the Rio Earth Summit, held in Rio de Janeiro in June 1992.
The three Rio Conventions (UNFCCC, CBD, UNCCD) all trace their origin directly to the 1992 Rio Earth Summit.
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