• Using drones and machine learning to measure plastic pollution on beaches

    4 monthes ago - By National Geographic

    By Owen Agnew
    It's hard to keep track of how much plastic is in the ocean. We've all heard about the floating garbage gyres in the Pacific, but it's such a large problem that it defies statistics. Scientists estimate that anywhere from 5 to 13 million metric tons of plastic trash make it into the world's oceans each year. Only a fraction of that plastic floats on the ocean surface. The rest washes up on beaches, lingers underwater or sinks to the sea floor, but no one knows precisely how much goes where.
    UK nonprofit The Plastic Tide wants to gather some harder data on all that plastic...
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