Tod Spieker Series

21st Century Global Freshwater Security: Can it Exist and Can Scientists Communicate the Challenges?Jay Famiglietti, Professor, Senior Water ScientistUniversity of California Irvine, NASA Jet Propulsion Laboratory

Supraglacial Rivers on the Greenland Ice SheetLaurence C. Smith, Chair and ProfessorUniversity of California Los Angeles

Beyond City Limits: a conceptual and political defence of 'city-centrism' in urban geographyKurt Iveson, Associate ProfessorThe University of Sydney