"Salmon," notes writer Susan Ewing in The Great Alaska Nature Factbook, "pump through Alaska like blood through a heart, bringing rhythmic, circulating nourishment to land, animals and people".

作家苏珊·尤因在《伟大的阿拉斯加自然概况》中写道，“鲑鱼从阿拉斯加涌出，就如同血液从心脏流出，给土地、动物和人类带来了节奏，传递了营养。”

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The World Factbook.

世界概况。

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Also useful links to World Factbook, currency converter, and more.

到世界概况，货币转换器和有用的链接也较多。

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Between 2000 and 2007, the country's economy improved slowly, according to the CIA World Factbook.

CNN: Croatians raise money for young girl's treatment in U.S.

Eighty percent of Haiti's population lives under the poverty line, according to the CIA World Factbook.

CNN: 7.0 quake hits Haiti; 'Serious loss of life' expected

Today Namibia struggles with huge unemployment (around 50% of the population, according to the CIA World Factbook).

CNN: Namibia country profile: moving on from a difficult past