Lance Pierce On Global Warming Impacts in PA

Lance Pierce introduces a new Union of Concerned Scientists report on potential global warming impacts in Pennsylvania at a press conference in Harrisburg.
Watch these other presentations from the press conference:
John Walliser, Pennsylvania Environmental Council
Ray Najjar, Penn State Associate Professor of Meterorology and Geosciences
Shelby Fleischer, Penn State University Professor of Entomology
Donna Cooper, Secretary of Policy and Planning