The Sari-Cloth Water Filter

The solution to controlling cholera will be high-tech analyses to produce extremely low-tech solutions. – Dr. Rita Colwell Cholera is a pathogen which, in humans, causes uncontrollable diarrhea so severe it can lead to death. While almost unknown in the first world, it is still an intractable problem in the third world, where many people […]

Usury in America

  One of the most well-known kinds of poverty traps is the debt to the moneylender. It goes like this: in the midst of a crisis, you’re forced to take out a loan to keep the lights on and food on the table. The interest on the loan is so high that all your available […]

The Marvelous Pot-in-Pot

  (posted 2011) In parts of Nigeria, a quiet revolution has been happening in the lives of villagers. Suddenly, families previously without electricity are able to keep food fresh for weeks at a time. Young girls who previously had to stay at home are now able to attend school. Family income is on the rise. The […]