By Robert Frederick, KWMU
http://stream.publicbroadcasting.net/production/mp3/kwmu/local-kwmu-499782.mp3
St. Louis, MO – The world's largest scientific society - the AAAS - will hold its annual conference in St Louis starting this week.
Many of the topics will focus on science's role in understanding and helping create a sustainable environment.
KWMUs science reporter Robert Frederick spoke with Dr. Peter Raven, past president of the AAAS and current president of the Missouri Botanical Garden, about the challenges of changing our collective consciousness for the good of the environment.