Also, things like the damming of rivers has caused increased sediment production, not to mention the addition of more carbon dioxide and methane in the atmosphere.

此外，河流筑坝等工程也增加了沉积物的产量，更不用说大气中二氧化碳和甲烷的增加。

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Species extinction, deforestation, damming of rivers, occurrence of floods, the depletion of ozone, the degradation of ocean systems and many other areas are all experiencing acceleration.

物种灭绝、森林砍伐、河流筑坝、洪水、臭氧层损耗、海洋系统恶化和许多其他变化都在加速发生。

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The damming and weiring of British rivers for watermills was small-scale, renewable, picturesque and devastating.

在英国境内，为水磨运行而进行的拦河筑坝是小规模的，可再生的，风景如画的，但是也是破坏性的。

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No wonder that, after damming so many of the world's rivers, even enthusiastic engineers have lost faith in these megaprojects except in China, which has some of the world's worst water problems.

ECONOMIST: Water