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The material is essentially free, or at least locally available for a fraction of the cost of concrete...Mud construction contributes little to global warming. And concrete tends to be a gateway, once people can afford it, to another fossil-fuel-guzzling invention: air-conditioning. — National Geographic
Peter Schwartzstein explores the work of folks such as Clara Sawadogo, Francis Kéré and Salima Naji who are trying to rekindle an interest in materials and methods that have a long tradition in Africa and the Middle East. View full entry