Previous Year Question
The United Nations Convention on Climate Change ratified by more than 50 countries became effective on
March 21, 1994
May 21, 1995
June 21, 1996
June 21, 1999
Correct Answer: A
Detailed Solution
The question refers to the United Nations Framework Convention on Climate Change (UNFCCC).
The UNFCCC was adopted on 9 May 1992 and was opened for signature during the Rio Earth Summit in June 1992.
For the Convention to enter into force, 50 instruments of ratification, acceptance, approval or accession were required.
The 50th instrument was deposited on 21 December 1993. Under Article 23 of the Convention, it entered into force 90 days later, on 21 March 1994.
The principal objective of the UNFCCC is to stabilize Greenhouse Gas concentrations in the atmosphere at a level that prevents dangerous human interference with the climate system.