This reduced the efficiency of upwelling to cool the suface and cut off the supply of nutrient rich themp3ocline water to the euphotic zone.

• 拉尼娜与厄尔尼诺性格相反，随着厄尔尼诺的消失，拉尼娜的到来，全球许多地区的天气与气候灾害也将发生转变。