Word: downdrift
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Dates: during 1960-1969
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...hotels, apartments and roads, leveled the high dunes that blocked his view, thus stripping them of their protective grasses. Navigational jetties, jutting into the sea to protect shipping at river mouths, and man-made inlets change the pattern of offshore currents and block the littoral flow of sand to downdrift beaches, literally starving them out. There is no easy way to combat erosion. All along the Atlantic, communities have lined their beaches with "groins" (short jetties) in hopes of trapping the sand before it can be carried away. But the groins are only partly effective, and, like the navigational jetties...
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