Environmental Engineering Reference
In-Depth Information
Technical Note
.
:
(cont.)
Ultraviolet
Visible
Near-IR Infrared
Far-Infrared
Microwave
(a)
Black Body
Curves
Incoming Sunlight
Outgoing Heat Radiation
0.1
1.0
10
100
(b)
80
Ground
Level
40
0
100
(c)
50
0
CH
4
100
50
N
2
O
0
100
50
O
2
and O
3
0
100
50
CO
2
0
100
50
0
H
2
O
0.1
1.0
10
100
Wavelength (microns)
(a) Spectrum of incoming sunlight and outgoing heat
radiation for a surface temperature of
fig. 2.1
C). (b) Absorption
in percent versus wavelength for the sum of all the gases
shown in the panels below with atmospheric concentrations
measured in the
F(
ve gases as
listed, showing the dominance of water vapor. (Source: J. P. Peixoto
and A. H. Oort, Physics of Climate, © Springer,
s. (c) Absorption spectra for
.
Reproduced with kind permission of Springer Science
and Business Media)
