Recycled Toilets Restore Oyster Reefs

October 12, 2016 11:55 AM
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In New York City’s Jamaica Bay, oysters once used to be plentiful.  Dredging, pollution and overharvesting led to their disappearance decades ago. To bring the oyster reefs back again, recycled toilets are being used.  VOA’s Deborah Block explains how that works