Urban extent 1975 Guanabara Bay Rio de Janeiro 5 miles Urban extent 2015 Guanabara Bay Rio de Janeiro 5 miles Urban extent 1975 Guanabara Bay Rio de Janeiro 5 miles Urban extent 2015 Guanabara Bay Rio de Janeiro 5 miles Urban extent 1975 Guanabara Bay Rio de Janeiro 5 miles Urban extent 2015 Guanabara Bay Rio de Janeiro 5 miles Urban extent 1975 Guanabara Bay Rio de Janeiro 5 miles Urban extent 2015 Guanabara Bay Rio de Janeiro 5 milesThe first people who encounter the Rio Sarapuí, in a violent, militia-controlled neighborhood called Senador Camará, call it “waterfall water” and fill drinking bottles with it. Jardim Silvana Bangu Jardim Gramacho Guanabara Bay Senador Camará Tubiacanga RIO SARAPUÍ Guanabara Bay TubiacangaThe shore is now slimy sludge, lined with trash. Guanabara Bay Rio Sarapuí Rio de Janeiro Maracanã Stadium Senador Camará Olympic Park Copacabana 5 miles Atlantic Ocean Guanabara Bay Rio Sarapuí Rio de Janeiro Maracanã Stadium Senador Camará Olympic Park Copacabana 5 miles Atlantic Ocean Guanabara Bay Rio Sarapuí Rio de Janeiro Maracanã Stadium Senador Camará Olympic Park Copacabana 5 miles Rio Sarapuí Guanabara Bay Maracanã Stadium Senador Camará Olympic Park 5 milesA major part of Rio’s winning Olympic bid was a plan to capture and treat 80 percent of the sewage that flows into Guanabara Bay, something organizers now admit will not happen — certainly not by August, if ever. “People are standing on the edge of the bay, looking at the bay, and saying: ‘Oh, the bay is so dirty. Remaining will be roughly nine million people who live in the watershed of Guanabara Bay.

Source: New York Times July 28, 2016 11:15 UTC