Multiple choice general knowledge science & technology

One of the following is an international agreement which works to reduce or control substances that deplete Ozone layer. What is it?

  1. Kyoto Protocol, 1997

  2. Montreal Protocol, 1987

  3. Basel Convention, 1989

  4. Ramsar Convention 1971
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Montreal Protocol (1987) is the international treaty specifically designed to phase out ozone-depleting substances like CFCs. Kyoto Protocol (1997) targets greenhouse gases, Basel Convention (1989) controls hazardous waste transport, and Ramsar Convention (1971) protects wetlands. Montreal Protocol is considered the most successful environmental treaty. This is standard environmental GK.

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