Fig. 19.15 Meridional mean DTR derived from GOES-8 for cropland, forests, grassland, and
urban surfaces for a 5-year average July
a
c
d
b
January
July
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
April
October
Fig. 19.16 Spatial distribution of NDVI derived from AVHRR observations for different months
as averaged from 1996 to 2000 (a) January, (b) April, (c) July, and (d) October
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D. Sun and Y. Yu
urban surfaces for a 5-year average July
a
c
d
b
January
July
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
April
October
Fig. 19.16 Spatial distribution of NDVI derived from AVHRR observations for different months
as averaged from 1996 to 2000 (a) January, (b) April, (c) July, and (d) October
324
D. Sun and Y. Yu