Marianne Krasny, professor and chair in the department of natural resources at Cornell, gives a presentation at the 2013 Hans and Roger Strauch Symposium on Sustainable Design, "Design for Biodiversity: Architectural Responses to Urban Ecology," February 2, 2013.

The symposium was organized jointly by the Cornell University Department of Architecture and the Oslo School of Architecture and Design Research Center for Architecture and Tectonics.