Africana55 Radio 
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Large parts of South America are facing the most severe drought in nearly a century. At threat is one of the largest waterways in the region, the Paraná water system that millions of people in Brazil, Paraguay and Argentina rely on for water and energy. The reason, say climatologists, is La Niña, a natural phenomenon that disrupts weather patterns. But there are also other factors at play – like deforestation further north in the Amazon jungle.
Reporter: BBC South America Correspondent Katy Watson
Camera: Renato Varoli
Producer and editor: Jéssica Cruz