Generating Hope

by Kevin Bullis TechnologyReview.com, 5 Oct 2005 Drinking water infested with germs and parasites or steeped in toxic chemicals is the number-one health problem in the world. It's so big, in fact, that the United Nations has proclaimed 2005-2015 to be the "Water for Life" decade. The UN goal is to get its member nations to honor their commitments to halving the proportion of individuals without access to safe drinking water. Dean Kamen, inventor of the Segway personal transporter, described his design for a simple, energy-efficient water purifier at last week's Emerging Technology Conference. Read more