Journal of Geographical Sciences >
Evolution and geographic effects of high-speed rail in East Asia: An accessibility approach
Author: Jin Fengjun (1961-), Professor, specialized in transport geography and regional development studies. E-mail: jinfj@igsnrr.ac.cn
Received date: 2016-09-07
Accepted date: 2016-11-15
Online published: 2017-05-10
Supported by
National Natural Science Foundation of China, No.41171107, No.41371143, No.4401121
Copyright
The rapid development of high-speed rail (HSR) is influencing regional development, regional structure, commuting, and regional integration. East Asia is the region with the world’s first and largest current operating and planned HSR network. In this paper, we examine the evolutionary mechanism and impacts on the transport circle and accessibility of HSR in East Asia. The results indicate that the HSR network first follows a “core-core” model and then forms a corridor in Japan, South Korea, and China Taiwan, but then forms a complete network in China Mainland. The current operating HSR lines are mostly distributed in regions with developed economies and dense populations, and more than half of the population and GDP in China can be served by HSR within 1 hour’s travel time. The planned HSR network will expand to the western region of China and Japan and the southern region of South Korea. The development of the current operating and planned HSR network considerably enlarges the transport circle of core cities, especially cities along trunk HSR lines. This 1 h transport circle of core cities has formed continuous regions in the Yangtze River Delta, the Pearl River Delta, Tokyo, Seoul, and along trunk HSR lines. The HSR network will bring about substantial improvement in accessiblity, but also increase the inequality of nodal accessibility in China Mainland. Spatially, the spatial patterns of the weighted shortest travel time of cities in China Mainland, Japan, and South Korea all present the “core-peripheral structure”, taking Zhengzhou, Tokyo, and Seoul, respectively, as core cities, and cities located along the trunk HSR lines gain large improvement in accessibility.
JIN Fengjun , JIN Fengjun , QI Yuanjing , YANG Yu . Evolution and geographic effects of high-speed rail in East Asia: An accessibility approach[J]. Journal of Geographical Sciences, 2017 , 27(5) : 515 -532 . DOI: 10.1007/s11442-017-1390-8
Figure 1 Chronology of High-Speed Railway (HSR) operation in East Asia^Note: HSR lines named in black are located in Japan, those in red are located in China, and those in blue are located in South Korea. |
Figure 2 Spatial distribution of current operating, planned and proposed HSR networks in East Asia |
Table 1 Socioeconomic attributes of areas covered by operating and planned HSR stations within 1 and 2 hours |
Travel time | East Asia | China | Japan | South Korea | |||||
---|---|---|---|---|---|---|---|---|---|
Number | Percentage (%) | Number | Percentage (%) | Number | Percentage (%) | Number | Percent- age (%) | ||
1 h of operating HSR stations | Area (104 km2) | 135.8 | 13.6 | 111.3 | 11.7 | 19.8 | 53.0 | 5 | 47.0 |
No. of cities | 214 | 51.0 | 174 | 48.7 | 31 | 66.0 | 9 | 56.3 | |
Population (million persons) | 967.7 | 63.0 | 829.4 | 61.0 | 101.6 | 79.0 | 36.6 | 74.0 | |
GDP (billion dollar) | 12,066 | 75.2 | 6523 | 72.9 | 4685 | 79.3 | 858 | 71.9 | |
2 h of operating HSR stations | Area (104 km2) | 257 | 25.9 | 224 | 23.6 | 26 | 69.1 | 8.1 | 80.7 |
No. of cities | 281 | 66.9 | 229 | 64.2 | 38 | 80.9 | 14 | 87.5 | |
Population (million persons) | 1204.4 | 78.3 | 1047.4 | 77.0 | 110.5 | 86.3 | 46.5 | 93.4 | |
GDP (billion dollar) | 13,901.8 | 86.6 | 7687.1 | 85.9 | 5097.8 | 86.3 | 1116.9 | 93.6 | |
1 h of operating and planned HSR stations | Area (104 km2) | 247 | 24.8 | 219 | 23.1 | 23 | 61.2 | 5 | 47.0 |
No. of cities | 307 | 73.1 | 265 | 74.2 | 33 | 70.2 | 9 | 56.3 | |
Population (million persons) | 1298.7 | 84.4 | 1158.3 | 85.1 | 103.9 | 81.1 | 36.6 | 73.6 | |
GDP (billion dollar) | 13,447.8 | 83.8 | 7782.7 | 87.0 | 4789.3 | 81.1 | 875.8 | 73.6 | |
2 h of operating and planned HSR stations | Area (104 km2) | 424 | 42.6 | 3867 | 40.7 | 30 | 79.2 | 8.1 | 80.8 |
No. of cities | 357 | 85.0 | 303 | 84.9 | 40 | 85.1 | 14 | 87.5 | |
Population (million persons) | 1431.9 | 93.1 | 1268.2 | 93.2 | 117.2 | 91.5 | 46.5 | 93.4 | |
GDP (billion dollar) | 15,044.5 | 93.7 | 8525.3 | 95.3 | 5405.7 | 91.5 | 1113.5 | 93.3 |
Note: The areas are 1 h or 2 h actual accessible areas surrounding the HSR by road traffic simulation. |
Table 2 Percentage of socioeconomic attributes of cities covered by current and planned HSR stations within 1 and 2 hours (%) |
Population (104 persons) | <50 | 50-100 | 100-300 | 300-1000 | >1000 | ||
---|---|---|---|---|---|---|---|
Current HSR stations | No. of cities | 19.61 | 50.74 | 63.33 | 96.30 | 100 | |
1 h | Population | 29.06 | 53.80 | 63.44 | 97.52 | 100 | |
GDP | 53.75 | 57.10 | 82.45 | 96.79 | 100 | ||
No. of cities | 35.29 | 67.65 | 81.33 | 96.30 | 100 | ||
2 h | Population | 49.49 | 71.25 | 82.70 | 97.52 | 100 | |
GDP | 78.65 | 80.55 | 90.99 | 96.79 | 100 | ||
Planned HSR stations | No. of cities | 47.06 | 73.53 | 86.00 | 96.30 | 100 | |
1 h | Population | 62.65 | 80.62 | 88.64 | 97.52 | 100 | |
GDP | 65.88 | 72.43 | 90.02 | 96.79 | 100 | ||
No. of cities | 63.73 | 86.76 | 96.00 | 96.30 | 100 | ||
2 h | Population | 77.99 | 91.36 | 97.04 | 97.52 | 100 | |
GDP | 90.15 | 91.90 | 95.36 | 96.79 | 100 |
Note: The numbers of cities with populations less than 0.5 million persons, between 0.5 and 1, between 1 and 3, between 3 and 10, and greater than 10 million are 102, 139, 147, 27, and 5, respectively; the units of population and GDP are the same as Table 1. |
Figure 3 Spatial development model for the HSR networks in East Asia |
Figure 4 Spatial distribution of transport circles of cities in East Asia |
Table 3 Statistical characteristics of daily accessibility and weighted shortest travel time in East Asia |
Indicators | Regions | Mean (104 persons (DA) or hours (WATT)) | Change (%) | Coefficient of variation | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Without HSR network | Current HSR network | Planned HSR network | Without/ current HSR network | Current/ planned HSR network | Without/ planned HSR network | Without HSR network | Current HSR network | Planned HSR network | ||||
Daily accessibility | China Mainland | 3,364 | 5,200 | 6,684 | 54.59 | 28.52 | 98.68 | 0.800 | 0.910 | 0.810 | ||
China Taiwan | 1,065 | 1,481 | 1,481 | 39.03 | 0.00 | 39.03 | 0.451 | 0.447 | 0.447 | |||
Japan | 1,865 | 3,051 | 3,595 | 63.6 | 17.82 | 92.76 | 0.830 | 0.674 | 0.673 | |||
South Korea | 1,678 | 2,772 | 3,295 | 65.2 | 18.86 | 96.35 | 0.598 | 0.531 | 0.429 | |||
Weighted shortest travel time | China Mainland | 16.19 | 11.28 | 9.39 | -30.31 | -16.78 | -42.00 | 0.410 | 0.570 | 0.520 | ||
China Taiwan | 1.92 | 1.45 | 1.45 | -24.78 | 0.00 | -24.78 | 0.270 | 0.380 | 0.380 | |||
Japan | 7.57 | 4.35 | 3.81 | -42.48 | -12.50 | -49.67 | 0.361 | 0.360 | 0.340 | |||
South Korea | 1.99 | 1.59 | 1.52 | -20.28 | -4.51 | -23.88 | 0.200 | 0.240 | 0.220 |
Figure 5 Spatial distribution of daily accessibility and its increase in East Asia |
Figure 6 Spatial distribution of WATT and its increases in East Asia |
Figure 7 Spatial distribution of the transport circle of cities in the scenario with an integrated HSR network |
Figure 8 Distribution of HSR networks and natural conditions |
The authors have declared that no competing interests exist.
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