Two years ahead of the 2016 Summer Olympics, sailors training on Rio’s Guanabara Bay face water tainted by sewage and garbage that run-off from poor neighborhoods. Some say it's the most foul place they've ever trained.
Two years ahead of the 2016 Summer Olympics, sailors training on Rio’s Guanabara Bay face water tainted by sewage and garbage that run-off from poor neighborhoods. Some say it's the most foul place they've ever trained.
Two years ahead of the 2016 Summer Olympics, sailors training on Rio’s Guanabara Bay face water tainted by sewage and garbage that run-off from poor neighborhoods. Some say it's the most foul place they've ever trained.
Americans flush 350 billion kilowatt-hours of energy into the sewers each year. Cities are taking notice, and taking steps to install sewage heat recovery systems to capture the energy from the effluence.
Americans flush 350 billion kilowatt-hours of energy into the sewers each year. Cities are taking notice, and taking steps to install sewage heat recovery systems to capture the energy from the effluence.
Americans flush 350 billion kilowatt-hours of energy into the sewers each year. Cities are taking notice, and taking steps to install sewage heat recovery systems to capture the energy from the effluence.