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Analysis of the Spatiotemporal Heterogeneity of Various Landscape Processes and Their Driving Factors Based on the OPGD Model for the Jiaozhou Bay Coast Zone, China
被引:2
|作者:
Wang, Wei
[1
]
Hu, Yecui
[1
,2
]
Song, Rong
[1
]
Guo, Zelian
[1
]
机构:
[1] China Univ Geosci, Sch Land Sci & Technol, 29 Xueyuan Rd, Beijing 100083, Peoples R China
[2] Minist Nat Resources Peoples Republ China, Key Lab Land Consolidat & Rehabil, 37 Guanying Rd, Beijing 100035, Peoples R China
来源:
基金:
中国国家自然科学基金;
关键词:
landscape;
spatiotemporal features;
geographical detectors model;
R "GD" package;
coastal zone;
LAND-USE CHANGES;
REQUISITION-COMPENSATION BALANCE;
USE/COVER CHANGE TRAJECTORIES;
SPATIAL ASSOCIATION;
PATTERN-ANALYSIS;
COVER CHANGE;
FORCES;
FARMLAND;
POLICY;
DRIVERS;
D O I:
10.3390/land11010007
中图分类号:
X [环境科学、安全科学];
学科分类号:
08 ;
0830 ;
摘要:
To date, various studies have analyzed changes in the landscape but there are few studies which have explored landscape processes and the corresponding driving factors. This study makes up for this deficiency in the systematic theoretical exposition and the spatiotemporal analysis of landscape processes. The results show that the amount of arable land outflow and built-up land inflow have resulted in an increase of 92,311.11 ha of built-up land that is mostly distributed around the administrative center and along the coast of Jiaozhou Bay. The outflow of ecological land is a major resource for replenishing arable land, by 37,016.19 ha, especially in terms of the grassland that is distributed in the hilly areas west of Jiaozhou Bay. The outflow of the salt-field, fish-farm and ecological land outflow have good connectivity, a large patch size, and an irregular shape. The ecological type, elevation, slope, and vegetation coverage are the four factors that have a great influence on all landscape processes. A gentler slope and lower elevation, and proximity to cities and towns land will produce more arable land outflow and built-up land inflow. However, arable land inflow and ecological land outflow are the opposite. This research will guide natural resource management for a rapidly developing coastal zone.
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页数:23
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