By David Fair
Ypsilanti, MI – Listen to this week's extended Issues of the Environment from WEMU. This week's guest is University of Michigan geophysics professor, doctor Henry Pollack. Pollack was a member of the intergovernmental panel on climate change that shared the 2007 Nobel Peace Prize with Al Gore for the work that resulted in the film "An Inconvenient Truth". Pollack's recently published book is "A World Without Ice".