这也是校长胡伦德·汉弗莱斯重返校园的第一天。汉弗莱斯是一名白人，3月14日被停课后，以学校董事会4比2的投票结果通过了复职。

It was also the first day back for the principal, Hulond Humphries, a white man who was reinstated by a 4-to-2 vote of the school board after being suspended on March 14.

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“海洋生态系统是由多种资源孕育而非单一依靠冰川，”胡德说，“例如，洋面上升是一种自然循环现象，富含养分的冷水从海底升起，滋养了海面的生物。 但是，由于冰川的融化而导致大量淡水突如其来涌入海洋，这可能会破坏洋流的正常循环。”

But a sudden influx of fresh water from melting ice could also disrupt the ocean currents that drive upwelling.

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但是诸如胡德堡军事基地枪击案之类的事件暗示发生更多类似事件的可能性，其背后的原因和动机也会引致更多事件的发生。

But episodes like the shooting at Fort Hood suggest the possibility of more, and the sort of reasons and motivations that could make for more.

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