More than nine million people live in Rio and towns around the rest of Guanabara Bay. Related Content Gemma Flynn on relationship with Richie McCaw: 'We don't think we're different' Moa brews special edition NZ Gold Ale for Rio Olympics Olympic sailing ramp collapsesHaving completely failed to deliver, Rio opted for emergency measures. When Olympic sailors compete in Rio the cameras will show a made-for-television scene of sparkling tropical waters and mountains. "But the Games will go away and the pollution will stay," said Torben Grael, who now coaches the Brazilian sailing team. - Emergency measures -As part of its winning 2009 bid to host the Olympics, Rio promised to treat 80 percent of the pollution, a task requiring enormous, expensive infrastructure improvements.

Source: New Zealand Herald July 31, 2016 03:00 UTC