Go under the microscope and explore how genetic modification could be changing the face of Earth’s ecosystems. Scientists have been augmenting crop performance by increasing insect-resistance; what happens when these modified plants hybridize with other nearby species? Raven explores how modification might disrupt natural communities in dangerous and unknown ways, as well as the advantages and disadvantages to continuing this type of genetic manipulation.

Recorded Saturday, February 17, 2007 at The Field Museum.