Evaluating the optimal way to expand electricity access across a country is difficult, especially in countries where energy related data is scarce and not centralized. Geospatial plans informing…

Dimitris Mentis, Chiara Odetta Rogate, Yann Tanvez |

Also available in: Arabic | Spanish Wamayo’s solar lantern has helped her tailoring business grow. This number cannot be emphasized enough – more than 1 billion people around the world live…

Carolyn Lucey |