Table 2.

Annual loss of the natural coastal wetlands and portions of new urban land conversions from the natural coastal wetland and converted agricultural land in the three coastal city cluster regions, China.

Investigation interval	Annual loss of the natural coastal wetland (km2 yr−1)			New urban land conversion
				% of the natural coastal wetland loss			% of new urban land from the converted agricultural land use
	BHR	YRD	PRD	BHR	YRD	PRD	BHR	YRD	PRD
1990–2000	89.5	56.8	22.5	1.6	1.2	16.6	0.0	0.0	0.0
2000–2005	183.5	59.3	9.1	5.2	1.8	33.2	10.8	29.9	54.2
2005–2010	145.8	150.1	7.6	3.9	0.2	42.6	21.4	67.2	65.5
2010–2015	357.9	65.2	5.4	16.9	6.1	82.8	27.8	85.5	10.4