Land COVER
Basic land cover classes relative to land surface.
| Code | name | Description | surface | herbaceous | woody |
|
A
| Annual | herbaceous vegetation. | >25% soil | >25% | <10% |
|
E
| Bare soil | bare soil all year because of compaction, disturbance, dryness or other long-term factors. | >75% soil | <<25% | <<10% |
|
M
| Mixed | mixed herbaceous, woody & tree cover. | >25% soil | varies | <60% |
|
P
| Perennial | cover by trees, shrubs or other woody perennials. | >25% soil | varies | >60% |
|
S
| Sealed | artificial structures & surfaces. | >75% artificial, compacted, or imported | <<25% | variable |
|
V
| Variable | too variable across years to classify (seasonal riverbeds, etc.). | varies | varies | <<10% |
|
W
| Water | water surface all year. | >90% water | <<10% | <<10% |
|
X
| Barren | minerals, permanent snow & ice. | <10% soil | <<10% | <<10% |
Citation for AEM:
Ellis E. C., H. Wang, H. Xiao, K. Peng, X. P. Liu, S. C. Li, H.
Ouyang, X. Cheng, and L. Z. Yang. 2006. Measuring long-term ecological changes in
densely populated landscapes using current and historical high resolution imagery.
Remote Sensing of Environment
100(4):457-473.