Flood frequency of the world's largest river has increased fivefold

A recent study of more than 100 years of river level records from the Amazon shows a significant increase in frequency and severity of floods. The scientists' analysis of the potential causes could contribute to more accurate flood prediction for the Amazon Basin.

Water levels of the Amazon River have been recorded daily in Port of Manaus, Brazil since the beginning of the last century. The team used 113 years of water level records and found extreme floods and droughts have become more frequent over the last two to three decades.
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