Something in the Air: Climate Change, Science and Policy Symposium will be held today in the Radcliffe Gymnasium, 10 Garden Street, Cambridge. Members of the public are welome. Schedule below:

9 a.m. Welcome
Dimitar D. Sasselov, Senior Advisor to the Science Program, Radcliffe Institute for Advanced Study; Professor of Astronomy, Faculty of Arts and Sciences, Harvard University.

9:15 a.m. Understanding Climate Change, Irreversibility, and the Societal Challenge
Susan Solomon, Senior Scientist, Chemical Sciences Division, National Oceanic and Atmospheric Administration (NOAA).

10 a.m. Human Adaptation to Climate Change in the Archaeological Past
Jennifer R. Smith, Associate Professor, Department of Earth and Planetary Sciences, Washington University in St. Louis.

11:15 a.m. Water Vapor, the Hydrological Cycle, and Climate Change
Isaac M. Held, Senior Research Scientist, head of Weather and Atmospheric Dynamics Group, Geophysical Fluid Dynamics Laboratory/NOAA (Princeton, NJ); Lecturer with rank of Professor in the Atmospheric and Oceanic Sciences Program, Princeton University.

12 p.m. Climate, Oceans, and Human Health
Rita Colwell, Distinguished University Professor, University of Maryland at College Park and Johns Hopkins University Bloomberg School of Public Health; Senior Advisor and Chairman Emeritus, Canon US Life Sciences; President and CEO, CosmosID, Inc.

2 p.m. Solar Geoengineering as a Tool to Manage Climate Risks
David Keith, Canada Research Chair in Energy and the Environment, Department of Chemical and Petroleum Engineering, University of Calgary.

2:45 p.m. The Global Politics of Clean Energy Innovation
Michael A. Levi, David M. Rubenstein Senior Fellow for Energy and the Environment; Director of the Program on Energy Security and Climate Change, Council on Foreign Relations.

4 p.m. Panel Discussion
David Battisti, Professor of Atmospheric Sciences and Tamaki Endowed Chair, University of Washington.

Kerry Emanuel, Professor of Atmospheric Science; Director, Program in Atmospheres, Oceans, and Climate, Massachusetts Institute of Technology.

Daniel Schrag, Sturgis Hooper Professor of Geology, Professor of Environmental Science and Engineering, Faculty of Arts and Sciences and School of Engineering and Applied Sciences, Harvard University; Director, Harvard University Center for the Environment.

Carl Wunsch, Cecil and Ida Green Professor of Physical Oceanography, Massachusetts Institute of Technology.

Maria Zuber, E. A. Griswold Professor of Geophysics and Head of the Department of Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology.

4:45 p.m. Closing Remarks
Rosalind A. Segal, Senior Advisor to the Science Program, Radcliffe Institute for Advanced Study; Professor of Neurobiology, Harvard Medical School; Member of the Departments of Pediatric Oncology and Cancer Biology, Dana-Farber Cancer Institute, Harvard University.