但要实现这样的合作，国际社会必须施压中国遏制其肆无忌惮的破坏环境的行为。 到目前为止，这是最大的风险来源。
To bring about such cooperation, however, the entire international community will have to apply pressure to rein in China’s reckless environmental impairment, which is by far the greatest source of risk.