Biological sand filters, a practical approach to combat poverty and inequality
Friday, September 26, 2008 - 06:21
in Health & Medicine
Microbiologically contaminated water plagues approximately 1.1 billion people in rural and peri-urban populations in developing countries. Roughly 2.2 million people without safe access to drinking water die each year from the consumption of unsafe water, and most of them are children under 5 years of age.