El Niño Returns

The climate phenomenon known as El Niño looks to be on its way back, forecasters say, raising the odds of droughts in some places and floods in others. There are early signs that this could develop into the biggest one on record. But experts say they cannot know for sure yet, and local impacts are even harder to predict. Global impacts El Niño occurs every few years, when tropical waters off the Pacific coast of South America turn warmer than normal. Warm air rises off...

© La Voix de l'Amérique - jeudi 10 avril 2014