groundwater

The Sneaky Reason US Coastlines Are Becoming More Polluted

The Sneaky Reason US Coastlines Are Becoming More Polluted

When we think of coastal pollution, we tend to picture dirty water and garbage drifting down river into the sea. But deep underground, our filth reaches the beach by a more secretive route: Groundwater channels. A first-of-its-kind mapping analysis has now revealed that a fifth of US coastlines are susceptible…