BBC紀(jì)錄片《冰凍星球》履于薄冰第7期:北極露背鯨

[00:00:58]This daring attempt by the Russians to claim 2007年 俄羅斯大膽地聲稱 [00:03:57]the disputed seabed at the North Pole in 2007 北極受爭(zhēng)議的海床是自己的領(lǐng)土 [00:08:00]caused fury among the competing countries 引發(fā)了幾個(gè)競(jìng)爭(zhēng)國(guó)的強(qiáng)烈反對(duì) [00:10:50]and it's unlikely to be the last such dispute. 而這樣的爭(zhēng)端將會(huì)源源不斷 [00:15:21]The Arctic has never been so important 北極從來(lái)沒有這么重要過 [00:18:44]and not just because of its resources. 而這并不僅僅因?yàn)樗Y源豐富 [00:24:12]The North-West passage, 西北水道 [00:25:38]a legendary sea route 是加拿大北部和阿拉斯加周圍的 [00:26:47]around the north of Canada and Alaska, 一條傳奇海路航線 [00:29:03]cleared of ice in the summer of 2007 2007年夏天 [00:32:00]for the first time since records began. 自有記錄以來(lái) 冰雪首次消融 [00:35:16]This promises a much faster and cheaper shipping route 從此 往來(lái)大西洋和太平洋的航線 [00:39:02]between the Atlantic and Pacific Oceans. 變得既快捷又便宜 [00:45:42]And some wildlife could benefit from an ice-free Arctic too. 無(wú)冰的北冰洋同時(shí)也惠及了一些野生動(dòng)物 [00:49:21]Bowhead whales are one of just 北極露脊鯨是少數(shù) [00:57:07]a few whales that can live year-round in the Arctic 一整年待在北極的一種鯨魚 [00:59:55]because they have no dorsal fin. 因?yàn)樗鼈儧]有背鰭 [01:04:06]This means they can come up for air in small spaces 因此它們能在狹小的空間里浮起來(lái)呼吸 [01:07:02]and travel easily under the ice. 并能在冰下自如游弋 [01:11:00]Their unique body shape used to mean that the Arctic whales had 獨(dú)特的身形曾讓它們 [01:14:37]the seas to themselves for most of the year. 幾乎整年都獨(dú)占這片海域 [01:16:33]But now, some cousins from down south are moving in. 但現(xiàn)在 南方的"親戚"也來(lái)搬來(lái)這里

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