A solar panel lies on the roof of Pierre Guissou's home in Burkina Faso, feeding power to his water heater and allowing his family to take precious hot showers in a country where most homes lack electricity.
A solar panel lies on the roof of Pierre Guissou's home in Burkina Faso, feeding power to his water heater and allowing his family to take precious hot showers in a country where most homes lack electricity.