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NLCD Classification Schemes (Level II)
| 1992 Scheme | 2001 Scheme |
| 11 - Open water 12 - Perennial Ice/Snow |
11 - Open water
12 - Perennial Ice/Snow |
| 21 - Low Intensity Residential
22 - High Intensity Residential 23 - Commercial/Industrial/Transportation |
21 - Developed, Open Space
22 - Developed, Low Intensity 23 - Developed, Medium Intensity 24 - Developed, High Intensity |
| 31 - Bare Rock/Sand/Clay 32 - Quarries/Strip Mines/Gravel Pits 33 - Transitional |
31 - Barren Land 32 - Unconsolidated Shore 1 |
| 41 - Deciduous Forest 42 - Evergreen Forest 43 - Mixed Forest |
41 - Deciduous Forest 42 - Evergreen Forest 43 - Mixed Forest |
| 51 - Shrubland | 51 - Dwarf Scrub 2 52 - Scrub/Shrub |
| 61 - Orchards/Vineyards/Other | |
| 71 - Grassland/Herbaceous | 71 - Grassland/Herbaceous 72 - Sedge Herbaceous 2 73 - Lichens 2 74 - Moss 2 |
| 81 - Pasture/Hay 82 - Row Crops 83 - Small Grains 84 - Fallow 85 - Urban/Recreational Grasses |
81 - Pasture/Hay 82 - Cultivated Crops |
| 91 - Woody Wetlands
92 - Emergent Herbaceous Wetlands |
90 - Woody Wetlands 91 - Palustrine Forested Wetland 1 92 - Palustrine Scrub/Shrub 1 93 - Estuarine Forested Wetlands 1 94 - Estuarine Scrub/Shrub 1 95 - Emergent Herbaceous Wetland 96 - Palustrine Emergent Wetland (Persistent) 1 97 - Palustrine Emergent Wetland 1 98 - Palustrine Aquatic Bed 1 99 - Estuarine Aquatic Bed 1 |
|
2Alaska only |