Rio's Olympic Air: Dirty, Deadly, No Cleaner Legacy from Games

Rio de Janeiro's air is dirtier and deadlier than portrayed by authorities and the Olympics' promised legacy of cleaner winds has not remotely been met, an analysis of government data and Reuters' own testing found. Brazil declared in its official bid for the Olympic Games, which open on Friday, that Rio's air quality was "within the limits recommended by the World Health Organization." That was not true when Rio won the right to host the Games in 2009 and it...

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