Segment 1: Another view on the economic crisis and the fate of cities
People who study the fate of cities and suburbs debate what the economic crisis will do to them. Futurist Joel Kotkin says some big cities are in real trouble as centers of unaffordable living.
Segment 2: Antarctic warming, and what it means for the planet
New research shows Antarctica is warming. Ted Scambos is Senior research scientist at the National Snow and Ice Data Center and he recently returned from the continent talks about his research and what we are now learning about the impact of global warming on the South Pole.
Segment 3: Photographer turns animals into art
Photographer Frans Lanting wasn't content with capturing stunning images from nature. He decided to imagine a time before both photography and humans. His latest project strives to show the history of planet Earth through photography and music.