Experience with pollution charges in Colombia, China and Philippines has shown that managers embrace serious pollution controls when they face recurring and expensive charges for damaging emissions.
哥伦比亚、中国和菲律宾在污染收费方面的经验表明,当经营者面对经常性的高额的危害性排放收费时,他们就会认真采取控制污染的措施。
Americans tend to think water pollution problems are pretty well under control, but we still face enormous challenges.
美国人趋向于认为水污染问题会在控制下变好,但是我们仍然面临极大的挑战。
Despite the tough odds that coral reefs face-pollution, overfishing, and climate change among them-they may not be faring as badly as many biologists had feared.
尽管珊瑚礁面临着种种厄运,如海水污染、过度捕捞以及气候变化,但情况或许并没有许多生物学家所担心的那么严重。
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