The Montreal Protocol on Substances that Deplete the Ozone Layer was one of the clearest examples that the international community, by working closely together, could successfully tackle major environmental challenges.
97. 国际社会能够通过密切合作成功应对重大环境挑战，《关于消耗臭氧层物质的蒙特利尔议定书》就是最明确的实例之一。