一些具体的研究结论：受益于海水温度上升，低北极鱼类如鳕鱼的种群数增加。
Among the specific findings: Low Arctic fish species such as pollack have benefited from rising ocean temperatures, which is why their populations have increased.
北极露脊鲸大约还有1万1千头。虽然种群数在增加，但仍是濒于灭绝的物种。
Bowheads, which number about 11,000, are an endangered species, though the population is increasing.
另一个指标，地球生命指数，是1 686种脊椎动物的种群数量变化的平均数。
Another indicator, the Living Planet Index, averages changes in the sizes of populations of 1, 686 vertebrate species.
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