1.62.23.7 10.8 Solar radiation Shortwave radiation IE-0 11 1E2 Terrestrial radiation 1r3 Longwave radiation 6000K 250K 1 blackbody Thermal radiation blackbody radiation radialion 1E wavelength (micron) 0.7 0.2 20 50 100 100 50 MMU Atmospheric absorption 0 14j CH. Goody and Yung(1989) Visible window IR window