By Carmen Fernández-Sánchez The simple act of filling recycled plastic bottles with water and chlorine has allowed light to enter millions of previously unlit homes around the globe. What’s more, this innovation has saved low-income families up to 40% on electricity bills. No-one could have told Alfredo Moser, a Brazilian mechanic, that his invention would spread … [Read more...] about Turning trash into light – Liter of light
By Horacio Aguirre-Villegas. Using bio-gas to produce energy can reduce GHG emissions and increase agricultural productivity. But it also can vastly improve the quality of life for people living in poor, rural communities by providing them with electricity and cooking fuel, saving them from having to walk long distances to collect firewood. The Mendez family lives in … [Read more...] about Can animal waste be harnessed to promote development?
Solving development challenges is a complex task. Rigorous research show that some programs do not work as intended and that most that do work have no huge impacts. A sensible way to proceed when designing development projects is to be guided by three types of evidence: evidence in the identification of the problem, in the drafting of the solution, and evidence generated from … [Read more...] about Three sources of evidence for solving development challenges