Humans have always generated garbage, whether it's a chewed-on bone or a broken cell phone.

Our landfills are overflowing, but with some creative thinking, stuff we once threw away can become a collection of valuable resources just waiting to be harvested. Trash Talk digs deep into the history of garbage, from Minoan trash pits to the Great Pacific Garbage Patch, and uncovers some of the many innovative ways people all over the world are dealing with waste.