Zhao Zhong can determine any type of plastic simply by touching it. This extraordinary skill earned him the nickname “plastic whisperer” when he was sorting through plastic and other household trash in Ha Long City, Vietnam, last month to help…

Plastic trash is choking our oceans. Meet Dr. Xuan Thi Quach, who is cleaning up one of the world’s top ocean plastic polluters: Vietnam. Vietnam has a rapidly growing economy and plastic has become the material of choice. “The plastic industry…