3 ms·Burkina Faso builds schools that stay cool in 40C heat5 points by ranit 3y agoWissan 3y ago[dead]chrisjj 3y ago> they are built with very strong walls and very light roofs so that the cool air that enters from below pushes the hot air out from above,” says Eduardo González, a member of the Architecture School of Madrid. What powers that, then?