Lake Poopó: why Bolivia's second largest lake disappeared – and how to bring it back

By Juan Torres-Battló, PhD Candidate, University of Surrey
Belen Marti-Cardona, Lecturer in Earth Observation and Hydrology, University of Surrey

A huge lake in Bolivia has almost entirely disappeared. Lake Poopó used to be the country’s second largest, after Lake Titicaca, and just a few decades ago in its wet season peak it would stretch almost 70km end to end and cover an area of 3,000 sq km – the size of a small country like Luxembourg. Today, the lake is largely a flat expanse of salty mud.

What happened? We’ve looked into this in various scientific studies over the past few years, and the answer is a mix of both climate…

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