The Los Angeles County Sheriff’s Department said in a release that a lifeguard on the popular California beach noticed a 55-gallon plastic barrel floating in the lagoon at around 10:10 a.m. Monday.

After rounding up some typical, and barnacle-encrusted, plastic trash from beaches in Beaufort and nearby Atlantic Beach, N.C., the researchers put them under the sonar transponder on the Duke Marine ...

A 1-square-meter plastic sheet was found inside a dead leatherback sea turtle on a beach in Fukui Prefecture, the largest piece of plastic debris reported ingested by the species, researchers said.