General Knowledge · Environmental Treaties
The United Nations Framework Convention on Climate Change (UNFCCC) was opened for signature during the Earth Summit held at:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Stockholm, 1972
- 2Rio de Janeiro, 1992✓
- 3Johannesburg, 2002
- 4Copenhagen, 2009
Correct answer
Rio de Janeiro, 1992
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