La ninas change global weather patterns; they are associated with less moisture in the air, resulting in less rain along the coasts of North and South America.

拉尼娜改变了全球的气象格局：由于它的出现，大气中水汽的减少，从而导致南北美洲海岸的少雨。

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La Ninas and El Ninos happen about every three to five years.

大概每隔三至五年就会发生拉尼娜现象和厄尔尼诺现象。

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Top NASA climate scientist James Hansen said in the past few years there has been a temporary "apparent standstill in global temperatures" that is heavily due to more frequent cooling La Ninas.

NPR: World Warm Last Year, But Not Like Record US Heat

For much of the 20th century, Mr Hirschfeld's drawings were there to be savoured in the Sunday edition of the New York Times, where one's appreciation of his gift for spearing a performer's physiognomy co-existed with a weekly hunt for the Ninas that is to say, the number of times Mr Hirschfeld had the name Nina embedded in almost every drawing, as a tribute to his only child.

ECONOMIST: London is the place to see Al Hirschfeld