Technology for upgrading slums and lowering the cost of housing by 30%

Technology for upgrading slums and lowering the cost of housing by 30%

“New technologies, including better land mapping, prefabricated construction and cheaper solar power, have begun bringing the costs of housing down 20 percent to 30 percent, say experts…”

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http://www.nextbigfuture.com/2017/03/technology-for-upgrading-slums-and.html