Renaud Piarroux

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Cholera patients received treatment at the St. Nicholas Hospital in St.-Marc, in 2010. Dieu Nalio Chery/Associated Press

Marseille, France In late 2010, the Haitian government asked me to investigate a cholera outbreak that struck that autumn following the arrival of a United Nations peacekeeping unit. It quickly became evident that some of the peacekeepers, who had been rotating through Haiti as part of a mission started in 2004 to provide security and stability, had introduced cholera from Nepal, where the disease had been flourishing.

By scrutinizing the most affected areas and using maps to trace the disease, I demonstrated how the epidemic originated with the peacekeepers. I published my findings in a July 2011 article, and an independent scientific team confirmed my conclusions within a few months.…  Seguir leyendo »