For people living in low-lying areas in Southeast Asia, flooding is already a problem—and it will get worse as sea levels rise from climate change. An architecture firm in Vietnam has a new design for housing designed to float when the area floods. The basic, low-cost building is made from local materials like bamboo and leaves, and recycled oil containers at the base make it float. It's constructed using anchors and ties, and can be assembled by the families who will live inside.

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