A Detailed and High-Resolution Land Use and Land Cover Change Analysis over the Past 16 Years in the Horqin Sandy Land, Inner Mongolia

Table 4

The areal coverage and proportion of the 17 LULC secondary classes of years 2000, 2009, and 2015 in the study area.

LULC types	Area (square kilometers)			Proportion (%)
	2000	2009	2015	2000	2009	2015
Bare	370.32	691.94	398.99	3.12	5.82	3.36
Dry land	1123.82	1241.67	1310.58	9.46	10.45	11.03
Dense grass	390.56	321.36	526.04	3.29	2.70	4.43
Forest	650.07	277.11	654.82	5.47	2.33	5.51
Irrigation land	430.31	674.35	693.33	3.62	5.67	5.83
Moderate grass	1537.22	1520.58	1169.51	12.93	12.79	9.84
Other forest	1370.81	1407.63	989.34	11.53	11.84	8.32
Paddy	313.58	138.46	341.18	2.64	1.16	2.87
Rural settlement	421.63	477.35	548.19	3.55	4.02	4.61
Salina	175.09	419.46	85.02	1.47	3.53	0.72
Sandy land	1684.27	1245.83	1051.09	14.17	10.48	8.84
Shrub	728.48	1078.00	790.45	6.13	9.07	6.65
Sparse grass	2135.63	2001.15	2971.38	17.97	16.84	25.00
Tidal	124.93	108.95	162.29	1.05	0.92	1.37
Urban built-up area	60.22	67.63	74.36	0.51	0.57	0.63
Water	250.60	76.84	67.47	2.11	0.65	0.57
Swampland	118.35	137.56	51.87	1.00	1.16	0.44
Total	11882	11882	11882	100	100	100