Analysis of Urban Heat Island Effect in Wuhan Urban Area Based on Prediction of Urban Underlying Surface Coverage Type Change

Table 4

Proportion of land-use types from 2007 to 2020.

Year/proportion of land types	2007		2013		2020
	km^2	%	km^2	%	km^2	%
Farmland	473.11	47.29	340.41	34.04	318.42	31.81
Building land	310.12	31.00	422.58	42.26	459.24	45.88
Forest	21.58	2.16	31.11	3.11	21.17	2.11
Bare land	2.82	0.28	9.14	0.91	3.97	0.40
Lake	89.81	8.98	99.66	9.97	95.14	9.51
River	102.93	10.29	97.12	9.71	102.97	10.29