Orange County, CA has opened what is likely the largest sewage purification plant for drinking water in the world. The community is on board, and the idea is already being copied elsewhere in the U.S. and abroad. Living on Earth's Ingrid Lobet reports.
A new study by Global Footprint Network compares the ecological footprints of 93 nations across the globe -- and finds that Cuba is the only one developing sustainably. Global Footprint Network Director Mathis Wackernagel tells host Bruce Gellerman why Cuba tops the list and other nations don't.