Spatial patterns of urban green space and its actual utilization status in China based on big data analysis

Figures & data

Figure 1. Locations of provinces and regions in China

Figure 2. Areas in China covered by urban green space, 2015 (National Geomatics Center of China; http://ngcc.sbsm.gov.cn). Spatial scale 1:4,000,000

Table 1. Types of land use and cover change

Category	Subcategory
Arable land	Paddy field, Dryland
Forest	Forest land, Shrubland, Opening forest land, Other forest lands
Grass	High coverage grassland, Moderate coverage grassland, Low coverage grassland
Water	River and canal, Lake, Reservoir, Snow and ice, Tidal flat, Beach land
Urban and rural areas, industrial and mining, residential land	Urban built-up area, Rural settlement, Other construction lands
Unused land	Sand, Gobi, Saline-alkali, Swamp, Bare land, Bare rock land, Others

Table 2. Points of interest layers

ID	POI layers name	ID	POI layers name
1	Insurance company	23	Automobile sales
2	Finance Company	24	Bridge
3	Catering services	25	District and county governments
4	Road ancillary facilities	26	Business residence
5	Regional and municipal governments	27	Life service
6	Animal medical places	28	Provincial Government
7	Airports	29	Water system name
8	Scenic spots	30	Sports leisure services
9	Colleges and universities	31	Primary schools and kindergartens
10	Communal facilities	32	Office Building
11	Public security organs	33	Health care services
12	Company enterprise	34	Bank
13	Shopping services	35	Bank-related
14	Administrative place names	36	Securities company
15	Train stations	37	Government agencies and social organizations
16	Traffic place-name	38	Middle school
17	Transport facilities services	39	Accommodation services
18	Financial and insurance institutions	40	Residential communities
19	Scientific and cultural services	41	Specialized hospitals
20	Motorcycle Service	42	ATM
21	Car service	43	Natural place-name
22	Car maintenance	44	General hospitals

Table 3. Points of interest related to the actual utilization status of urban green space

Category	Subcategory
Education	Colleges and universities Scientific and cultural services
Health	General hospitals Specialized hospitals Health care services
Accommodation	Residential communities Business residence Accommodation services
Leisure	Sports leisure services
Scenic spots	Scenic spots
Catering	Catering services

Figure 3. Urban green space indicators for assessing actual utilization. (a) utilized intra-urban green space; (b) intra-urban green space not utilized; (c) utilized peri-urban green space; and (d) peri-urban green space not utilized

Figure 4. Spatial patterns of urban green space and its actual utilization at the city level in China

Figure 5. Hot spot analysis of urban green space and its actual utilization at the city level in China

Figure 6. Spatial patterns of intra-urban green space and its actual utilization at the city level in China

Figure 7. Hot spot analysis of intra-urban green space and its actual utilization at the city level in China

Figure 8. Spatial patterns of peri-urban green space and its actual utilization at the city level in China

Figure 9. Hot spot analysis of peri-urban green space and its actual utilization at the city level in China

Figure 10. The differences in actual utilization rates between intra-urban green space and peri-urban green space at the city level in China

Figure 11. Hot spot analysis of actual utilization rate difference between intra-urban green space and peri-urban green space at the city level in China

Data availability statement

The data that support the findings of this study are openly available in ScienceDB at https://doi.org/10.11922/sciencedb.j00076.00076.