World Science Podcast, September 25, 2009: UN Climate Summit, India Promises Emission Cuts, Wind Power in China, Worms Feast on Dead Whales, Scientists Rescue Rats from Spinal Injury, and a New Discovery about Migrating Monarch Butterflies.

Summary: World Science Podcast, September 25, 2009: UN Climate Summit, India Promises Emission Cuts, Wind Power in China, Worms Feast on Dead Whales, Scientists Rescue Rats from Spinal Injury, and a New Discovery about Migrating Monarch Butterflies.