Who's Afraid of the Big Bad Climate? What is the Worst That Global Warming Could Do?

"Dr. Peter Ward presents the University of Washington’s 34th Annual Faculty Lecture on one of the most controversial topics of our times: global warming. Ward, a professor in the Department of Earth and Space Sciences and the Department of Biology at UW, asks just how serious are the actual threats from a warmed world and takes a look at clues from the rock and fossil record."

UWTV Program: Who is Afraid of the Big Bad Climate? What is the Worst That Global Warming Could Do?