A woman in the village of Karech, in rural India, prepares a meal on a traditional three-stone hearth. Courtesy of H.S. Udaykumar and University of Iowa Environment Health 

Small Metal Stove Grate Makes Big Impact

By Kate Stone The World Health Organization (WHO) estimates that 2.7 billion people worldwide still rely on wood fires to cook their food, and more than 4 million die each year from illnesses connected to household air pollution caused by that method of cooking. An inexpensive metal insert for primitive cookstoves, created by a University of Iowa research team, may decrease global warming and potentially save many lives. The insert decreases wood consumption by about 60 percent, and further testing ¬†conducted in a national lab in India found that the…

Read More