He points to reports that grey whales have been seen getting farther north than usual into the Arctic, probably helped by the low-ice conditions.

他指出，那些报道中的灰鲸比那些平常在北极的灰鲸走得更接近北方，也许得益于那些有薄冰的环境。

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In the Pacific, historic populations of grey whales numbering near 100,000 animals once raised as much sediment in the Arctic as is dumped today by the equivalent of 12 Yukon Rivers.

在太平洋区域，灰鲸的历史数量近10万，动物的沉积物堆放到北极，相当于今天的12育空河。

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