A new environmental initiative is using human hair to help protect the oceans, building barriers from donated locks to shield parts of Brazil's coastline from oil spill pollution.

A new environmental initiative is using human hair to help protect the oceans, building barriers from donated locks to shield parts of Brazil's coastline from oil spill pollution.

Un progetto ambientale usa capelli umani per salvare gli oceani: le donazioni diventano barriere che proteggono coste brasiliane dalle fuoriuscite di petrolio.