Geoscience Reference
In-Depth Information
(A)
80°N
80
60°
20
0
220
40°
26
0
280
300
320
20°
0°
20°
3
00
300
280
240
220
40°
200
60°S
80
160°W
140°
120°
100°
80°
60°
40°
20°
0°
20°
40°
60°
80°
100°
120°
140°
160°
180°E
(B)
80°N
200
60°
220
40°
24
0
20°
280
0°
240
26
0
20°
240
40°
220
220
200
200
60°S
180
180
160
160°W
140°
120°
100°
80°
60°
40°
20°
0°
20°
40°
60°
80°
100°
120°
140°
160°
180°E
Figure 3.22
Planetary short and longwave radiation (W m
-2
): (A) Mean annual absorbed shortwave radiation for
the period April 1979 to March 1987; B Mean annual net planetary longwave radiation (L
n
) on a horizontal surface at
the top of the atmosphere.
Sources: A Ardanuy et al. (1992) and Kyle et al. (1993) Bulletin of the American Meteorological Society, by permission of the American
Meteorological Society. B Stephens et al.(1981).
