Glacial changes in the Gangdis&#234; Mountains from 1970 to 2016

Juan LIU; Xiaojun YAO; Shiyin LIU; Wanqin GUO; Junli XU

doi:10.1007/s11442-020-1719-6

Journals >Journal of Geographical Sciences >Volume 30 >Issue 1 >Page 131 > Article

Journal of Geographical Sciences
Vol. 30, Issue 1, 131 (2020)

Glacial changes in the Gangdisê Mountains from 1970 to 2016

Juan LIU^{1、1、1、1}, Xiaojun YAO^{1、1、1、1、1、1、1、1、*}, Shiyin LIU^{1、1、1、1、1、1、1、1}, Wanqin GUO^{1、1、1、1}, and Junli XU^{1、1、1、1}

Author Affiliations

¹1College of Geography and Environmental Science, Northwest Normal University, Lanzhou 730070, China

¹2State Key Laboratory of Cryosphere Sciences, Northwest Institute of Eco-Environment and Resources, CAS, Lanzhou 730000, China

¹3Institute of International Rivers and Eco-Security, Yunnan University, Kunming 650091, China

¹4Yancheng Teachers University, Yancheng 224051, Jiangsu, China

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DOI: 10.1007/s11442-020-1719-6 Cite this Article

Juan LIU, Xiaojun YAO, Shiyin LIU, Wanqin GUO, Junli XU. Glacial changes in the Gangdisê Mountains from 1970 to 2016[J]. Journal of Geographical Sciences, 2020, 30(1): 131 Copy Citation Text

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Fig. 1. Distribution of glaciers in the Gangdisê Mountains

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Fig. 2. Number and area of glaciers with different sizes in the Gangdisê Mountains from 2015-2016

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Fig. 3. Changes in the number and area of glaciers with different sizes in the Gangdisê Mountains from 1970 to 2016

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Fig. 4. Altitude characteristics of changes in glacier area in the Gangdisê Mountains from 1970 to 2016

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Fig. 5. Orientational characteristics of glacial changes in the Gangdisê Mountains from 1970 to 2016

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Fig. 6. Changes in glacier area in different sections of the Gangdisê Mountains from 1970 to 2016

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Fig. 7. Average temperature during the ablation period and annual precipitation in the Gangdisê Mountains from 1970 to 2016

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Number	Orbit number			Acquisition date	Number	Orbit number		Acquisition date
Number	Path	Row		Acquisition date	Number	Path	Row	Acquisition date
1	138		39	2016-04-27	8	143	38	2016-10-07
2	138		40	2016-04-27	9	143	39	2016-09-05
3	139		39	2016-03-17	10	144	38	2016-06-24
4	140		39	2016-10-18	11	145	37	2016-10-15
5	141		39	2016-05-18	12	145	38	2016-09-03
6	141		40	2015-10-07	13	146	37	2016-09-10
7	142		39	2015-09-28

Table 1.

Landsat OLI images used to obtain glacier data in the Gangdisê Mountains from 2015-2016

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Basin (code)	Secondary basin(code)	Tertiary basin(code)	Number		Area		Volume
Basin (code)	Secondary basin(code)	Tertiary basin(code)		(%)	(km²)	(%)	(km²)	(%)
Ganges River (5O)	Yarlung Zangbo River (5O2)	Dogxung Zangbo (5O26)	1372	34.71	413.65	31.66	16.63	28.65
Indus River(5Q)	Sênggê Zangbo (5Q1)	Sênggê Zangbo (5Q15)	703	17.78	172.36	13.19	7.54	12.99
	Langqên Zangbo (5Q2)	Langqên Zangbo (5Q22)	227	5.74	40.09	3.07	1.30	2.24
		Total	930	23.52	212.45	16.26	8.84	15.23
Tibetan Plateau interior(5Z)	Selin Co (5Z2)	Selin Co (5Z22)	43	1.09	15.46	1.18	0.66	1.14
	Zhari Namco (5Z3)	Dangta Yumco (5Z31)	104	2.63	27.28	2.09	0.93	1.60
		Zhari Namco (5Z32)	182	4.61	61.48	4.71	2.52	4.34
		Taro Co (5Z33)	301	7.61	157.64	12.07	6.80	11.71
		Ngangla Ring Co (5Z34)	531	13.43	343.12	26.26	19.47	33.54
	Bangong Co (5Z4)	Bangong Co (5Z42)	490	12.40	75.37	5.77	2.20	3.79
		Total	1651	41.78	680.35	52.08	29.72	51.19

Table 2.

Glacier statistics for different basins in the Gangdisê Mountains from 2015-2016

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City (region)	Number		Area		Volume
City (region)		(%)	(km²)	(%)	(km³)	(%)
Lhasa	46	1.17	22.83	1.75	1.13	1.94
Xigazê	1603	40.55	607.87	46.53	27.09	46.58
Ngari	2260	57.17	665.13	50.91	29.60	50.89
Naqu	44	1.11	10.62	0.81	0.34	0.58

Table 3.

Glacier statistics in different administrative divisions in the Gangdisê Mountains from 2015-2016

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Name	Area change(km²)	Relative rate of glacier area change (%·a^-1)	Data source
Altay Mountains	1960-2009	-104.61	-0.94	Yao et al., 2012
Tianshan Mountains	1959-2010	-1619.82	-0.40	Xing et al., 2017
A°Nyêmaqên Mountains	1966-2000	-21.70	-0.56	Liu et al., 2002
Altun Mountains	1973-2010	-54.22	-0.46	Zhu et al., 2013
Qilian Mountains	1956-2010	-417.15	-0.43	Sun et al., 2018
Middle section of the Tanggula Mountains	1990-2015	-115.46	-1.00	Wang et al., 2016
Central and Western Qangtang Plateau	1970-2000	-5.07	-0.03	Li et al., 2009
Gangdisê Mountains	1970-2016	-854.05	-1.09	This study
Western region of the Nyainqetanglha Range	1970-2000	-52.10	-0.19	Shangguan et al., 2008
Kangri Karpo Mountains	1980-2015	-679.50	-0.82	Wu et al., 2018
Luozha region, Eastern Himalayas	1980-2007	-80.77	-0.66	Li et al., 2011
Gongga Mountain	1974-2010	-30.20	-0.35	Li et al., 2013

Table 4.

Statistics of glacier changes in western China in recent decades

Juan LIU, Xiaojun YAO, Shiyin LIU, Wanqin GUO, Junli XU. Glacial changes in the Gangdisê Mountains from 1970 to 2016[J]. Journal of Geographical Sciences, 2020, 30(1): 131

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