Milly Zantow wanted to solve the problem of her town's full landfill and ended up creating a global recycling standard -- the system of numbers you see inside the little triangle on plastics. This is the inspiring story of how she mobilized her community, creating sweeping change to help the environment. On a trip to Japan in 1978, Milly noticed that people were putting little bundles out on the street each morning. They were recycling -- something...