Urchins feed on algae and invertebrates-a recent study found that the sound of their teeth scraping on reefs can cause a rise in ocean noise.

海胆以海藻和无脊椎动物为食——一项近期的研究发现它们牙齿磨礁石发出的声音会增加海洋的噪音。

youdao

Scientists are also worried that, as carbon dioxide emissions rise, the ocean will absorb greater amounts of the greenhouse gas, shifting the chemistry of seawater.

科学家们同时担心，随着二氧化碳排放量的增加，海洋将会吸收更多的温室气体，进而改变海水的化学性质。

youdao

It depends where you live, since the ocean would rise higher at some points around the Earth than others.

这要看你住在哪个地方，因为大洋的某处的海平面会比其他地方升得高一些。

youdao

These include hearing a roaring or sucking noise, seeing the ocean suddenly pull back or rise, or feeling a strong earthquake that lasts more than twenty seconds.

VOA: special.2011.06.07

If the ocean continues to rise, before long the salt water will begin to seep through from under the walls.

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He obviously continues to worry a lot about Hansen's predicted catastrophic rise in ocean levels.

FORBES: Magazine Article

Excess carbon dioxide is accelerating global warming, sea level rise, ocean acidification and overall climate change.

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