With 80 percent of the country less than 3.3 feet above sea level, rising ocean levels and a potential increase in the intensity of tropical storms pose a serious threat.

这个国家80%仅超过海平面少于3.3英尺，正在提升的海平面以及强烈的热带风暴的增加严重威胁着这个国家。

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El nino raises the local sea level by a few tens of centimetres, and they believe the extra water weight may increase the pressure of fluids in the pores of the rock beneath the seabed.

厄尔尼诺导致海平面上涨数十厘米，他们认为大量降水产生的额外重量可能会增加海底下岩石空隙的流体压力。

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In addition to an increase in flooding, sea-level rise could also result in the permanent flooding of low-lying small island states in the Caribbean, the Indian Ocean and the Pacific Ocean.

除了增大发生洪灾的可能性以外，海平面的上升也可能导致加勒比海、印度洋以及太平洋的一些低洼的小岛国永久的被淹没。

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We know the exact rate at which seawater expands with temperature, and the expected increase in sea level calculated from the observed increase in temperature matches the observed rate of increase of sea level.

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"Every few extra inches of sea level have very significant economic impacts, because they change the sea level, increase flooding and storm damage, " said, Zwally, ICESat Project Scientist.

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Even a small increase in sea level can mean a lot more flooding in a storm, and more frequent floods than in the past.

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