A woman walks her dog on the beach in Courseulles-sur-Mer, Normandy, on June 29, 2019, in front of a large amount of seaweed. - Bathing have been prohibited because of an alleged toxicity of the algae on the Normandy shore of the "Cote de Nacre."
Photo by AFP
Humans produce more than 300 million tons of plastic a year, half of which is single-use.