Decision-Making on Reuse Modes of Abandoned Coal Mine Industrial Sites in Beijing Based on Environment-Economy-Society Matter-Element Models

Table 1

Suitability evaluation system and criteria of reusing an ACMIS to a park.

Layer criterion	Layer index	Quantitative index	Level
			I	II	III	IV
Environment	Vegetation coverage	Vegetation index (NDVI)	[85, 100]	[65, 85]	[45, 65]	[0, 45]
	Site slope	Slope	[0, 3]	[3, 7]	[7, 15]	[15, 30]
	Geological hazard risk	Distribution map of debris flow hazards in Beijing in 2018	Nonprone area	Low-prone area	Moderate-prone area	High-prone area
	Landscape	(3)	[4, 8]	[2, 4]	[1, 2]	[0, 1]
Economy	Public transportation coverage	Distance to bus station (km)	[0, 0.5]	[0.5, 1]	[1, 2]	[2, 3]
	Distribution of nearby roads	Distance to main road (km)	[0, 0.5]	[0.5, 1]	[1, 1.5]	[1.5, 2]
	The proportion of tertiary industry	The proportion of tertiary industry in 2018 (%)	[40, 60]	[30, 40]	[20, 30]	[20, 0]
Society	Business service accessibility	As in equation (1)	[3, 4]	[2, 3]	[1, 2]	[0, 1]
	Cultural tourism concentration	As in equation (2)	[85, 100]	[75, 85]	[60, 75]	[0, 60]
	Building adaptability potential	The potential of site constructions and structure reuse as park facilities	High	Moderate	Low	Very low
	Culture value	Cultural heritage value of mine park	High	Moderate	Low	Very low
	Popular science value	Popular science value of mine park	High	Moderate	Low	Very low
	Preserve authenticity and integrity	Preservation level of mine authenticity and integrity	High	Moderate	Low	Very low
	Management status	Performance of the mine management team	High	—	—	Low
	Green area per capita	Green area per capita in 2018 (m^2)	[40, 60]	[25, 40]	[10, 25]	[0, 25]
	Government or corporate tendency	Propensity for site reuse as a park	High	Moderate	Low	Very low

Note. In equation (3), C = landscape environment weight; L = distance from landscape to the site; and La = perception insensitive distance.