Session 4C | 
|   | Tropical Cyclones and Climate III - Trends | 
|   | Chair: Mark DeMaria, NOAA/NESDIS, Ft. Collins, CO 
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 | 3:30 PM | 4C.1 | Global warming and hurricanes      William M. Gray, Colorado State Univ., Fort Collins, CO | 
 | 3:45 PM | 4C.2 | Environmental Influences on Tropical Cyclone Variability and Trends      Kerry Emanuel, MIT, Cambridge, MA | 
 | 3:59 PM |  | Paper 4C.3 moved to poster session 5. New Paper number P5.25   
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 | 4:00 PM | 4C.4 | Trends in large-scale circulations and thermodynamic structures in the tropics derived from atmospheric reanalyses and climate change experiments      Junichi Tsutsui, Central Research Institute of Electric Power Industry, Abiko, Japan; and H. L. Tanaka | 
 | 4:15 PM | 4C.5 | Increasing Atlantic hurricane activity in prospect from global warming    Mark A. Saunders, University College London, Dorking, Surrey, United Kingdom; and A. S. Lea | 
 | 4:30 PM | 4C.6 | Leading Tropical Mode Associated with Increased Atlantic Hurricane Activity since 1995    Gerry Bell, NOAA/NWS/CPC, Camp Springs, MD; and M. Chelliah | 
 | 4:45 PM | 4C.7 | Twentieth-century warming of the tropical Atlantic Main Development Region: a model-based assessment    Thomas R. Knutson, NOAA/GFDL, Princeton, NJ |