Geography Reference
In-Depth Information
Table 4.4 Remapping tables of land-cover and land-use classification
USGS land cover classification
Correspondence
IGBP land cover classification
01
Urban and built-up land
14 / 01
01
Evergreen needle leaf
02
Dryland cropland and pasture
13 / 02
02
Evergreen broadleaf
03
Irrigated cropland and pasture
12 / 03
03
Deciduous needle leaf
04
Mixed dryland/irrigated
cropland and pasture
11 / 04
04
Deciduous broadleaf
05
Cropland/Grassland Mosaic
15 / 05
05
Mixed forest
06
Cropland/Woodland Mosaic
08 / 06
06
Closed shrublands
07
Grassland
09 / 07
07
Open shrublands
08
Shrubland
08 / 08
08
Woody savannas
09
Mixed Shrubland/Grassland
10 / 09
09
Savannas
10
Savanna
07 / 10
10
Grasslands
11
Deciduous broadleaf forest
17 / 11
11
Permanent wetlands
12
Deciduous needle leaf forest
02 / 12
12
Croplands
13
Evergreen broadleaf forest
01 / 13
13
Urban and built-up
14
Evergreen needle leaf forest
05 / 14
14
Cropland mosaics
15
Mixed forest
24 / 15
15
Snow and ice
16
Water bodies
19 / 16
16
Bare soil and rocks
17
Herbaceous Wetland
16 / 17
17
Water bodies
18
Wooded Wetland
19
Barren or sparsely vegetated
20
Herbaceous Tundra
21
Wooded Tundra
22
Mixed Tundra
23
Bare Ground Tundra
24
Snow or Ice
Table 4.5 Comparison table of area percentage (%) of each land-cover and land-use types
among various kinds of classification systems
Class
1992
2005
IGBP
a
USGS
b
USGS
c
IGBP
a
USGS
b
USGS
c
Irrigated cropland and pasture
4.09
4.09
3.98
3.87
3.87
3.62
Dryland cropland and pasture
66.11
66.11
66.52
64.52
64.52
65.43
Deciduous broadleaf forest
6.48
6.48
6.51
6.55
6.55
6.06
Grassland
7.07
7.37
6.52
6.79
6.78
7.96
Water bodies
3.09
2.00
1.81
3.27
2.43
2.08
Urban and built-up land
12.34
12.34
12.57
14.46
14.46
13.76
Unused land
0.82
1.61
2.08
0.54
1.39
1.09
Total
100
100
100
100
100
100
a
represents the 1 km resolution data of IGBP classification
b
represents the 1 km resolution data of USGS classification
c
represents the 20 km resolution data of USGS classification
