A Symposium in Honor of Professor Robert D. Cess

October 19-21, 1999

Professor Robert D. Cess


October 19, 1999

Gardner Room, Robinson Building Complex


1. Opening Session (Chair: V. Ramanathan)

08:30-08:45 Opening Remarks – V. Ramanathan (SIO)

08:45-09:15 The Science of R.D. Cess – Harshvardhan (Purdue University)

09:15-10:00 Overview of the Climate System - J. Kiehl (NCAR)


10:00 BREAK


2. Climate Models & Climate Change (Chair: J. Coakley)

10:15-11:00 Climate Simulations of Past, Present and Future - J. Hansen (NASA/GISS)

11:00-11:45 Energy Balance Models - G. North (Texas A&M)

11:45-12:30 Coupled Ocean-Atmosphere Models - J. McWilliams (UCLA)


12:30-02:00 LUNCH


Robinson Auditorium, Robinson Building Complex

3. Climate Forcing (Chair: Harshvardhan)

02:00-02:45 Water Vapor and Cloud Radiative Forcing - V. Ramanathan (SIO)

02:45-03:30 Radiative Forcing by Tropospheric Aerosols - J. Coakley (OSU)


03:30-03:45 BREAK


03:45-04:30 Radiative Forcing by Stratospheric Aerosols - V. Ramaswamy (NOAA/GFDL)

04:30-05:15 Unresolved Issues in Atmospheric Solar Absorption - W. Collins (NCAR)


06:00- 07:30 Reception for Speakers and Invited Guests

The Sea Lodge, Acapulco Room


October 20, 1999

Robinson Auditorium, Robinson Building Complex


4. Climate Feedbacks (Chair: J. Hack)

09:00-09:45 Cloud Feedbacks - D. Randall (Colorado State University)

09:45-10:30 Parameterization of Clouds for Climate Models – R. Somerville (SIO)


10:30-10:45 BREAK


10:45-11:30 Water Vapor Feedbacks - D. Rind (NASA/GISS)

11:30-12:15 Transport Processes in the Atmosphere - P. Rasch (NCAR)


12:15-01:45 LUNCH


5. Role of Observations in Climate Forcing & Feedbacks (Chair: D. Rind)

01:45-02:30 Water Vapor Observations - B. Soden (NOAA/GFDL)

02:30-03:15 Measurements of Aerosols from Space - Y. Kaufman (NASA/GSFC)


03:15-3:30 BREAK


03:30-04:15 What have we learned from Radiation Budget Measurements?

a) The Earth Radiation Budget Experiment - B. Barkstrom (NASA/Langley)

b) The Cloud and the Earth’s Radiant Energy System (CERES) Experiment - B. Wielicki (NASA/Langley)

04:15-05:00 The TRIANA Experiment - F. Valero (SIO)


06:00-10:00 Dinner at the SIO Birch Aquarium

08:00-08:30 Address by Dr. Stephen Schneider (Stanford University)


October 21, 1999

Gardner Room, Robinson Building Complex


6. Natural Climate Change (Chair: G. North)

09:00-09:45 Change of Cloud Radiative Forcing Associated with El Nino - M. Zhang (SUNY/Stony Brook)

09:45-10:30 Abrupt Climate Change – Jeff Severinghaus (SIO)


10:30-10:45 BREAK


10:30-11:15 Runaway Greenhouses and Runaway Glaciation:

How Stable is Earth’s Climate? - J. Kasting (Penn State University)

11:15-12:30 The Climate of Mars - C. Leovy (University of Washington)

12:30 Adjourn