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[12月7日]赵朗生教授和张渊智教授学术报告

发布时间:2009/11/30     浏览次数:

胡建宇老师邀请的香港中文大学太空与地球信息科学研究所的赵朗生教授和张渊智教授将于12月5-7日访问MEL,7日上午为大家各做一场学术报告,详情如下-----

赵朗生教授报告:

Remote Sensing of Surface Latent Heat Flux (SLHF) for Global Change Monitoring and Air-Sea Interaction

张渊智教授报告:

Remote sensing of water quality monitoring in lakes and coastal waters

时间:127日,1000-1200

地点:曾呈奎楼B-105

联系人:胡建宇老师,2185537hujy@xmu.edu.cn

赵教授的报告摘要:

Examination of operational or semi-operational products of surface turbulent fluxes show a strong ENSO signal and a decadal increase which is interpreted as the intensification of the atmospheric Hadley circulation (Chiu et al., 2008). These satellite products are based on the Special Sensor Microwave Imager (SSM/I) on board the Defense Meteorological Satellite Program satellites and pre-processed by Remote Sensing System (RSS). The SSM/I data have been reprocessed by RSS to account for inter-satellite differences. A new version of the NASA/GSFC Sea Surface Turbulent Flux (GSSTF2b) has been released recently. The new version shows sustained elevated SLHF, with a lower bias. The decrease is shown to be related to a dryer atmospheric surface layer.

A version 3 of GSSTF with 3 hourly and 0.25 degree resolution is in development (Shie et al., 2009). The potential of this satellite product for air-sea interaction studies such as rapid typhoon intensification forecast is discussed (Gao and Chiu, 2009, IJRS).