HO CHI MINH CITY -- The floating markets of Vietnam's Mekong Delta have a new, high-tech neighbor: a robotic boat that gobbles up plastic bottles, wrappers and other trash that could spill into the Pacific Ocean, taking aim at one of the world's most pressing environmental problems.
Environment
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A semi-autonomous "Interceptor" boat hoovers up garbage in the Mekong Delta in Vietnam, a top source of the world's ocean plastic. (Photo courtesy of U.S. embassy in Hanoi)
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