BBC纪录片《冰冻星球》春季第4期:最贪婪的捕食者来了

[00:01:06]And now the most voracious of the plankton-eaters 现在 最为贪吃的浮游生物捕食者 [00:06:15]swim up from the depths... 从深海游了上来 [00:08:42]...Arctic cod. 那就是北极鳕鱼 [00:17:36]The shoals can be enormous, some containing 500 million fish, 鱼群十分庞大 有些由五亿条鱼组成 [00:20:59]and predators travel hundreds of miles 而捕食者们远涉几百英里 [00:24:41]to feast on them. 赶来享受鳕鱼的美味 [00:26:24]The cod harvest is the annual event 鳕鱼盛宴是北极鸟类 [00:32:02]for the birds and seals of the far North. 和海豹的年度盛事 [00:36:49]For just a short period, 在很短的时间内 [00:41:08]the combination of the strengthening sun, 更加强烈的阳光 [00:43:55]the newly-flowing rivers 重新开始流动的河流 [00:45:20]and the breaking sea ice make the Arctic Ocean teem with life. 和破裂的海冰使得北冰洋生机盎然 [00:50:08]The land is also transformed by the sun's heat. 陆地也随着太阳的热度而改观 [01:03:36]The small patches of bare ground 逐渐显现的小块裸露地表 [01:05:25]that appear are darker than the snow 比雪的颜色要深 [01:07:52]so they absorb more of the sun's energy. 所以它们会吸收更多太阳能 [01:12:43]This accelerates the melt. 从而加速了冰雪融化

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