More than 2.7 billion people in developing countries rely on biomass for cooking with profound implications for their well-being. Two million people die every year due to cooking related smoke emissions - more than are killed by malaria. In recent years, an international movement has gained...

Today 2.6 billion people in developing countries rely on biomass as primary cooking fuel, with profound negative implications for their well-being. Improved biomass cooking stoves are alleged to counteract these adverse effects. This paper evaluates take-up and impacts of low-cost improved...