这些灰云是埃亚·菲亚·德拉冰川上的火山3月20号爆发所产生的，这是从1821年以来这座火山的第一次喷发。

The dust cloud is a result of a volcanic eruption at the Eyjafjallajoekull glacier which erupted on March 20, for the first time since 1821.

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特薇拉·穆恩在美国国家冰雪数据中心研究冰川。

Twila Moon studies glaciers at the NSIDC.

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在厄瓜多尔，只有3%的水来自冰川，15%的水存在被称为帕拉莫沼泽似的牧草地。

In Ecuador, where only 3% of the water supplies come directly from glaciers, 15% of the water is held in the boggy pasturelands called the Paramo.

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