In the land of El Dorado, clean water has become ‘blue gold’ | Curio
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In the land of El Dorado, clean water has become ‘blue gold’

12 mins | Apr 15, 2019
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"The race is on to solve the mystery of a vital 21st-century treasure – the water that tens of millions of people rely upon across northern South America" reports Damian Carrington in The Guardian. As he discovers the mystery that could be solved.
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