supported by the National Natural Science Foundation of China (40905056);the fund from State Key Laboratory of Atmospheric Boundary Layer Physics and Atmospheric Chemistry (LAPC-KF-2008-11);the key projects from the National Key Technology R&D Program of China (2008BAC34B04-2);the European Union project "AMFIC" (FP6-2005-Space);the National Basic Research Program of China (2005C-B422202 and 2006CB-403702)
Mid-troposphere CO2 data retrieved by the AIRS(atmospheric infrared sounder) were validated with five ground-based stations and aircraft measurements in the Northern Hemisphere.AIRS CO2 products show good agreement wi...