Wavelength (nm)

FIGURE 3.12 Solar flux outside the atmosphere and at sea level, respectively. The emission of a blackbody at 6000 K is also shown for comparison. The species responsible for light absorption in the various regions (03, H20, etc.) are also shown (from Howard et al, 1960).

. Energy curve for blackbody at 6000°K ^ Solar irradiance curve outside atmosphere -Solar irradiance curve at sea level for a zenith angle of 0° ■02 -H20

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