本题目来源于试卷: Stratospheric Ozone，类别为 IB环境系统与社会
[单选题]
Identify the most successf cbiml 3n-qdpf0 7;syl )gm/sej:i4-ful, ze1bfbtx 9 8 1dd2xmw4y(cpd action in combatting the decrease in the concentration 4 c p bbywd1f8 d(1zxtx,e2d9mof stratospheric ozone.
A. The Kyoto Protocol, 1997
B. The Paris Agreement, 2015
C. The Montreal Protocol, 1987
D. Rachel Carson’s book ‘Silent Spring’, 1962
参考答案: C
本题详细解析:
The Montreal Protocol was the first international treaty desigj 8:za ;.z hnb0chsx6gned to protect the ozone layer. It phased out the production of ODS and was the first treaty in the history of the UN to obtain universal ratification. The ozone layer is now building back, so this is a proud achievement for the UN!
The Kyoto Protocol was an international treaty which extended the 1992 UN Framework Convention on Climate Change, and commits state parties to reduce GHG emissions (signed by 84 countries from 1998 to 1999) (Option A).
The Paris Agreement is also on climate change and aims to keep the temperature rise in this century below 2○C. Countries need to review their;zh 6c:habj ngs x.z08 policies and actions every five years and help developing countries financially to mitigate climate change (Option B).
The book by Rachel Carson forced everyone to recognize the effects of pesticides being used in agriculture, especially in the US and started an environmental movement. President Kennedy ordered his Scientific Committee to examine the issues that were outlined in the book, eventually leading to DDT being banned in the United States! The use of DDT was subsequently banned in many countries. The main issue was that it biomagnified in the food chain. (Option D).
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