Can the 'ick factor' stop Kenya turning poo to power?
By Justus Wanzala
As Kenya seeks new clean sources of energy, it has turned to the sun, the wind, the earth's heat and its organic matter.
Now it has its eye on an additional source of power: Human feces.
Abundant and easily accessible, human waste can be converted into biogas used for cooking or generating electricity.
photo credit: <a href="https://www.flickr.com/photos/gtzecosan/4972487094/">Sustainable sanitation</a> via <a href="http://photopin.com">photopin</a> <a href="http://creativecommons.org/licenses/by/2.0/">cc</a>