Richard Melson

April 2006

Energy Budget

Earth's Energy Budget:

Globally Averaged Energy Budget:

Table 1- Average Reflectivity of Surfaces to Solar Radiation

Surface Type

% Reflected

Albedo

fresh snow

~90%

~0.9

thick clouds

~80%

~0.8

thin clouds

~40%

~0.4

ice

~35%

~0.35

soil

~20%

~0.2

forest

~5%

~0.05

ocean (high sun angle)

~5%

~0.05

ocean (low sun angle)

~95%

~0.95

http://okfirst.ocs.ou.edu/train/meteorology/EnergyBudget.html

Earth Energy Budget

April 25, 2006