From: Influence of land use change on the waterbird community of Sihwa Lake, Republic of Korea
Land cover types | Area | Changes in area (excl. Sihwa Lake) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Types | Sub-types | 2001 | 2007 | 2009 | 2014 | 2001‒2014 | ||||||
km2 | % | km2 | % | km2 | % | km2 | % | km2 | % | |||
Water and wetland | ||||||||||||
Water | Freshwater | 1.2 | 0.5 | 2.5 | 1.0 | 54.6 | 21.1 | 67.5 | 26.1 | 66.3 | 25.6 | |
Seawater | 90.7 | 35.1 | 71.6 | 27.7 | 19.9 | 7.7 | 11.5 | 4.4 | −79.2 | −30.7 | ||
Wetland | Inland wetland | 0.0 | 0.0 | 0.5 | 0.2 | 1.7 | 0.6 | 62.0 | 23.9 | 62.0 | 23.9 | |
Intertidal | 85.4 | 33.0 | 87.5 | 33.8 | 85.1 | 32.9 | 6.9 | 2.7 | −78.5 | −30.3 | ||
Subtotal | 177.3 | 68.6 | 162.1 | 62.7 | 161.3 | 62.3 | 147.9 | 57.1 | −29.4 | −11.5 | ||
Land | ||||||||||||
Grassland | Natural pasture | 0.6 | 0.2 | 0.5 | 0.2 | 0.2 | 0.1 | 4.2 | 1.6 | 3.6 | 12.1 | |
Artificial grassland | 0.5 | 0.2 | 2.0 | 0.8 | 3.7 | 1.4 | 4.5 | 1.8 | 4.1 | 13.8 | ||
Agricultural land | Rice paddy | 22.7 | 8.8 | 24.7 | 9.6 | 27.5 | 10.6 | 28.5 | 11.0 | 5.8 | 19.5 | |
Field | 5.4 | 2.1 | 6.7 | 2.6 | 7.5 | 2.9 | 10.1 | 3.9 | 4.7 | 16.0 | ||
Orchard | 5.2 | 2.0 | 5.4 | 2.1 | 3.0 | 1.1 | 5.9 | 2.3 | 0.7 | 2.3 | ||
Cultivation facility | 0.0 | 0.0 | 0.0 | 0.0 | 0.8 | 0.3 | 0.0 | 0.0 | 0.0 | 0.2 | ||
Others | 0.1 | 0.0 | 0.3 | 0.1 | 0.4 | 0.1 | 0.2 | 0.1 | 0.1 | 0.3 | ||
Forest | Coniferous forest | 7.5 | 2.9 | 8.1 | 3.1 | 6.0 | 2.3 | 7.1 | 2.7 | −0.4 | −1.4 | |
Broadleaf forest | 3.4 | 1.3 | 3.5 | 1.3 | 5.6 | 2.2 | 8.8 | 3.4 | 5.4 | 18.3 | ||
Mixed forest | 9.5 | 3.7 | 10.3 | 4.0 | 11.0 | 4.3 | 3.2 | 1.2 | −6.3 | −21.5 | ||
Barren land | Natural barren | 0.0 | 0.0 | 0.2 | 0.1 | 0.4 | 0.2 | 6.1 | 2.4 | 6.1 | 20.6 | |
Artificial barren | 6.5 | 2.5 | 15.5 | 6.0 | 12.1 | 4.7 | 12.9 | 5.0 | 6.5 | 21.9 | ||
Used area | Residential area | 2.2 | 0.8 | 3.6 | 1.4 | 4.3 | 1.7 | 1.9 | 0.7 | −0.3 | −1.0 | |
Industrial area | 8.4 | 3.2 | 8.3 | 3.2 | 8.1 | 3.1 | 8.3 | 3.2 | −0.0 | −0.0 | ||
Commercial area | 0.3 | 0.1 | 0.3 | 0.1 | 0.3 | 0.1 | 0.7 | 0.3 | 0.4 | 1.3 | ||
Leisure area | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 | 0.1 | 0.4 | ||
Public institution | 4.4 | 1.7 | 2.4 | 0.9 | 1.3 | 0.5 | 2.4 | 0.9 | −2.1 | −7.0 | ||
Traffic facility | 4.6 | 1.8 | 4.8 | 1.9 | 5.2 | 2.0 | 5.8 | 2.3 | 1.2 | 4.2 | ||
Subtotal | 81.3 | 31.3 | 96.6 | 37.4 | 97.4 | 37.6 | 110.7 | 42.8 | 29.4 | 11.5 | ||
Total | 258.7 | 100.0 | 258.7 | 100.0 | 258.7 | 100.0 | 258.7 | 100.0 | – | – |