Politics, Business & Culture in the Americas
 

Inside the dramatic turnaround that made Colombia’s second city a model for water management.

MEDELLÍN— For much of the 20th century, the Medellín River was an open sewer, collecting the untreated human and industrial waste of the Aburrá Valley. Stretching through the valley’s center, Medellín — a fast-growing city with a reputation for entrepreneurship— turned its collective back and closed its collective nose. Warehouses and rail tracks buffered the city from the rank … Read more Inside the dramatic turnaround that made Colombia’s second city a model for water management.

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