First lecture in four-part series, Assessing Katrina: Ecosystems, Urbanization, and the Real Costs of Reclamation. Panel Chair, Jeff Koseff, Director, Stanford Institute for the Environment. Panelists Abby Sallenger, Oceanographer, USGS Center for Coastal & Watershed Studies, and Stephen Schneider, Climatologist, Melvin & Joan Lane Professor for Interdisciplinary Environmental Studies, Stanford University will discuss Hurricane Katrina's Impact on the Mississippi Delta and Vulnerability to Climate Change.