Abstract

The simple equation for the spherical albedo of a semi-infinite turbid medium is obtained. The accuracy of the approximation was studied with the numerical solution of the radiative transfer equation. The error is smaller than 10% for water clouds in the visible and the near infrared.

© 1998 Optical Society of America

Physically based parameterizations of the short-wave radiative characteristics of weakly absorbing optically thick media: application to liquid-water clouds

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