Written and Produced by Erika Shugart, PhD Narration by Chaseedaw Giles Filmed and Edited by Sam Mandl and Chris Condayan Production Supervisor Katherine Lontok, PhD Additional Video Footage by NASA's Goddard Space Flight Center Photography and Illustrations from http://iStockphoto.com http://wikimedia.org http://epa.gov http://cdc.org/phil Royalty Free Music by "Fearless" by Reaktor Productions "Easy Does It" by Olive Musique "Green Fever" by Flash Fluharty "Where I am From" by Topher Mohr and Alex Elena "Back of the Room Hang" by Jingle Punks Additional Photography "Nitrogen Defeciency in Wheat" by CIMMT on Flickr Creative Commons Attribution-Share Alike 3.0 Unported "Material Girl" Madonna Parody Performed by Chaseedaw Giles Music track courtesy of Karaoke Version and Tency Music http://www.karaoke-version.com http://www.tencymusic.com