ESS200A
Prof. Jin-Yi Yu
Vertical Distribution of Energy
Incoming solar energy (100)
§
70%
absorbed
50%
by Earth’s surface
20%
by atmosphere
3%
in stratosphere
(by ozone and O
2
)
17% in troposphere
(water vapor
& cloud)
§
30%
reflected/scattered back
20%
by clouds
6%
by the atmosphere
4%
by surface
(from
Global Physical Climatology
)