Moreover, during the past two decades, China has used pollution charges and other measures to keep both air and water pollution levels constant even as economic output has doubled.
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.
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通过对着生藻类的测定,来反映水质的污染情况,为治理水污染提供依据。
We research water pollution by determine adherent algae, and provide basis to control water pollution.