Weaker La Nina Event Expected This Year, WMO Says

A La Nina event, which affects rainfall and temperatures in the tropics, may develop in the third quarter of the year but it is likely to be weak and far less intense than El Nino that ended in May, the United Nations weather agency said on Thursday. La Nina cools the sea surface temperatures in the tropical eastern and central parts of the Pacific Ocean, whereas its opposite phenomenon, El Nino, warms them. "Even if it develops, it is likely to be a relatively weak La Nina...

© La Voix de l'Amérique - jeudi 28 juillet 2016