Spatio-temporal changes of groundwater level and its driving factors in a typical region of Beijing-Tianjin-Hebei region, China

Yu-feng ZHAO; Zhuan-xi LUO; Ya-jun YU; Ying-hui CHEN; Shu-gang ZHANG; Qing-hua ZHANG

doi:10.31497/zrzyxb.20200604

Journals >Journal of Natural Resources >Volume 35 >Issue 6 >Page 1301 > Article

Journal of Natural Resources
Vol. 35, Issue 6, 1301 (2020)

Spatio-temporal changes of groundwater level and its driving factors in a typical region of Beijing-Tianjin-Hebei region, China

Yu-feng ZHAO^1、2, Zhuan-xi LUO^2、*, Ya-jun YU¹, Ying-hui CHEN³, Shu-gang ZHANG⁴, and Qing-hua ZHANG²

Author Affiliations

¹School of Geographical Science, Shanxi Normal University, Linfen 041000, Shanxi, China

²Key Laboratory of Urban Environment and Health, Institute of Urban Environment, CAS, Xiamen 361021, Fujian, China

³Third Geological Brigade, Geology and Minerals Bureau of Hebei Province, Zhangjiakou 075000, Hebei, China

⁴Exploration Center of Land and Resources, Geology and Minerals Bureau of Hebei Province, Shijiazhuang 050081, China

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DOI: 10.31497/zrzyxb.20200604 Cite this Article

Yu-feng ZHAO, Zhuan-xi LUO, Ya-jun YU, Ying-hui CHEN, Shu-gang ZHANG, Qing-hua ZHANG. Spatio-temporal changes of groundwater level and its driving factors in a typical region of Beijing-Tianjin-Hebei region, China[J]. Journal of Natural Resources, 2020, 35(6): 1301 Copy Citation Text

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Fig. 1. Selected wells of groundwater level observation and meteorological stations in Zhangjiakou area

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Fig. 2. Groundwater level changes in four geomorphic units, and districts and counties in Zhangjiakou area from 1981 to 2015

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Fig. 3. Spatial variation of groundwater level in Zhangjiakou area from 1981 to 2015

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Fig. 4. Precipitation, evaporation and temperature changes of four geomorphological units in Zhangjiakou area from 1981 to 2015

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Fig. 5. Exploitation and utilization of groundwater resources in Zhangjiakou area and four geomorphic units from 1991 to 2015

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Fig. 6. Principal component analysis of groundwater level variation and its driving factors in four geomorphological units in Zhangjiakou area

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	X₁	X₂	X₃	X₄	X₅	X₆	X₇	X₈	X₉	X₁₀	X₁₁	X₁₂
Y₁	-0.163	-0.144	0.566^**	0.897^**	-0.862^**	0.865^**	0.121	0.956^**	0.781^**	0.829^**	0.935^**	0.757^**
Y₂	0.095	0.153	0.335	0.976^**	0.404	-0.278	0.724^**	0.905^**	0.978^**	0.974^**	0.987^**	0.757^**
Y₃	0.350	0.487^*	0.399	0.924^**	-0.724^**	-0.490^*	0.580^**	0.699^**	0.947^**	0.954^**	0.942^**	0.905^**
Y₄	0.007	0.275	0.773^**	0.762^**	-0.707^**	0.245	-0.068	0.825^**	0.923^**	0.835^**	0.834^**	0.950^**

Table 1. Correlation of groundwater level and its driving factors in four geomorphic units in Zhangjiakou area

变量	坝上高原Y₁		柴宣盆地Y₂		涿怀盆地Y₃		蔚阳盆地Y₄
变量	PCA1	PCA2	PCA1	PCA2	PCA1	PCA2	PCA1	PCA2
降雨量X₁/mm	—	—	—	—	—	—	—	—
蒸发量X₂/mm	—	—	—	—	0.05	-0.65	—	—
气温X₃/℃	0.59	-0.48	—	—	—	—	0.74	-0.5
第一产业产值X₄/亿元	0.92	0.38	0.97	0.17	0.97	0.16	0.92	0.34
常用耕地面积X₅/hm²	-0.88	0.18	—	—	-0.66	0.48	-0.63	0.6
有效灌溉面积X₆/hm²	0.93	-0.09	—	—	-0.49	-0.36	—	—
粮食年产量X₇/t	—	—	0.73	0.63	0.65	0.6	—	—
蔬菜年产量X₈/t	0.98	0.08	0.92	-0.31	0.8	0.24	0.89	0.01
猪牛羊肉年产量X₉/t	0.87	-0.39	0.99	-0.02	0.97	-0.18	0.98	0.01
第二产业产值X₁₀/亿元	0.85	0.49	0.98	0.03	0.99	0.06	0.93	0.25
第三产业产值X₁₁/亿元	0.94	0.32	0.98	0.08	0.98	0.1	0.94	0.23
年末常住人口X₁₂/万人	0.82	-0.35	0.8	-0.56	0.9	-0.29	0.96	-0.03
方差贡献率/%	75.68	11.44	83.93	12.02	66.05	14.58	77.82	10.51
累计方差贡献率/%	75.68	87.12	83.93	95.95	66.05	80.63	77.82	88.33

Table 2. Principal component analysis of groundwater level variation factors in four geomorphic units in Zhangjiakou area

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