Inside The Nudge Unit cover image

From Nudge to…where now?

Inside The Nudge Unit

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New York City's Natural Restored Oyster Reefs

Oysters used to fill New York Harbor, acting as natural flood defences. Overfishing and pollution led to a rapid decline in the 1920s. The Billion Oyster Project is trying to restore oyster reefs through public education initiatives. They are building reef structures that simulate a mature oyster reef. Each structure is made of steel filled with restaurant shell and live oysters.

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