How human waste could power Nigeria's slums

Started by CNN, Sep 26, 2011, 02:02 PM

CNN

In the crowded slums of Lagos, Nigeria, untreated sewage mingles with the chaotic network of pipes that deliver water to the city. Those who can't afford a local borehole or a private vendor know better than to take their chances with the taps -- most preferring to go thirsty instead.

CNN