The aerodynamic forms of Earth bag homes resist hurricanes and the structures pass California’s earthquake codes. They are flood and fire resistant as well. A double eco-dome can be built (bagged) in ten weeks.
Bamako, the capital of Mali, is supposed to be one of Africa's fastest growing cities. They have a large market, a zoo and a national park! This picture shows a bunch of these buildings built next to each other to form a town.