In remote waters off Kamchatka, researchers scanning the floor three miles below the surface found as many as 185 tiny plastic litter pieces per square foot. The disaster is largely invisible but ...

Researchers launched GPS-equipped plastic bottles into a Raleigh creek to track how local litter travels downstream, breaks into microplastics and threatens ecosystems and human health.

You see photos of plastic pollution in the ocean ... From there, it can eventually clutter around drains and enter rivers and the sea this way. Litter dropped on the street doesn’t stay there.