El nino, a periodic warming of the eastern Pacific Ocean, is part of the answer.

厄尔尼诺现象，太平洋东部定期变暖，是答案的一部分。

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La Nina begins when waters become cooler than normal in the eastern Pacific Ocean near the equator.

当太平洋东部赤道附近的水温低于正常水温时，拉尼娜现象就会出现。

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La Ni? A begins when waters become cooler than normal in the eastern Pacific Ocean near the equator.

当赤道附近东太平洋海域中的海水温度异常降低就会发生拉尼娜现象。

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The eastern part of the Great Pacific Ocean Garbage Patch is about one thousand six hundred kilometers west of California.

VOA: special.2009.09.22

Tagging studies show that the scalloped hammerhead gathers at fixed sites around islands in the Eastern Pacific Ocean during its long-distance migrations.

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The islands are isolated volcanic outcrops in the eastern Pacific Ocean, where the introduction of novel species quickly destabilises the archipelago's ecosystems.

BBC: Birds at risk reach record high

GFP, as it is known to its friends, gives the glow to Aequorea victoria, a jellyfish that lives in the eastern Pacific Ocean.

ECONOMIST: The 2008 Nobel science prizes