6000K Black body Solar radiation at the upper (ri uw,w/e)xngu edge of the atmosphere body Solar radiation at the 2 earth surface 0 0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 Wave length (4) Typical energy curves of solar radiation arriving at the upper edge of the atmosphere and on the earth surface,in comparison with the black body radiation at 6000K temperatureTypical energy curves of solar radiation arriving at the upper edge of the atmosphere and on the earth surface, in comparison with the black body radiation at 6000K temperature