Characteristics of warming hiatus of the climate change in Northwest China from 1960 to 2019

Zhe LI; Yongjian DING; Aijiao CHEN; Zhihua ZHANG; Shiqiang ZHANG

doi:10.11821/dlxb202009003

Journals >Acta Geographica Sinica >Volume 75 >Issue 9 >Page 1845 > Article

Acta Geographica Sinica
Vol. 75, Issue 9, 1845 (2020)

Characteristics of warming hiatus of the climate change in Northwest China from 1960 to 2019

Zhe LI^1、2, Yongjian DING³, Aijiao CHEN^1、2, Zhihua ZHANG^1、2, and Shiqiang ZHANG^1、2

Author Affiliations

¹Shaanxi Key Laboratory of Earth System and Environmental Carrying Capacity, Northwest University, Xi'an 710127, China

²College of Urban and Environmental Sciences, Northwest University, Xi'an 710127, China

³State Key Laboratory of Cryospheric Science, Northwest Institute of Eco-Environment and Resources, CAS, Lanzhou 730000, China

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DOI: 10.11821/dlxb202009003 Cite this Article

Zhe LI, Yongjian DING, Aijiao CHEN, Zhihua ZHANG, Shiqiang ZHANG. Characteristics of warming hiatus of the climate change in Northwest China from 1960 to 2019[J]. Acta Geographica Sinica, 2020, 75(9): 1845 Copy Citation Text

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Fig. 1. The location of Northwest China and the distribution of meteorological stations

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Fig. 2. The climate zones of Northwest China

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Fig. 3. Annual mean air temperature anomalies in Northwest China from 1960 to 2019

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Fig. 4. Trend of annual and seasonal average air temperature at each station in Northwest China in different periods

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Fig. 5. Trend of annual average air temperature at stations of each zone in Northwest China in different periods

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Fig. 6. Spatial variation trend of annual and seasonal average air temperature in Northwest China during 1960-1998

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Fig. 7. Spatial variation trend of annual and seasonal average air temperature in Northwest China during 1998-2012

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Fig. 8. Spatial variation trend of annual and seasonal average air temperature in Northwest China during 2012-2019

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年份	站点数目(个)	年份	站点数目(个)	年份	站点数目(个)
1960年	117	1966年	121	1979—1980年	165
1961年	118	1967年	122	1981—2017年	166
1962—1964年	119	1968—1970年	123	2018—2019年	124
1965年	120	1971—1978年	124

Table 1. The number of meteorological stations in Northwest China from 1960 to 2019

		累积距平曲线	M-K检验	滑动t检验	Yamamoto检验
全区	年均温	1996	2001^**	1966^, 1986^, 1996^, 2012^	1966^, 1986^, 1996^*, 2012^
	春季	1996	2004^**	1974^, 1996^*	1974^, 1996^
	夏季	1996	2000^**	1996^**	1996^**
	秋季	1997	1997^**	1965^, 1987^, 1997^*	1965^*, 1987^
	冬季	1986, 1997	1996^**	1986^, 1997^	1986^, 1997^*
一区		1996	1994^**	1988^, 1996^	1988^*, 1996^
二区		1996	1997^**	1996^*, 2014^	1996^*, 2014^
三区		1997	1997^**	1986^, 1997^	1986^, 1997^
四区		1996	1992^**	1966^, 1986^, 1996^, 2012^	1966^*, 1986^, 1996^, 2012^
五区		1996	1995^**	1986^, 1996^, 2012^*	1986^, 1996^, 2012^*
六区		1996	1997^**	1986^, 1996^, 2012^**	1996^, 2012^*

Table 2. Analysis of abrupt change of air temperature in Northwest China

时间序列	1960—2019年	1960—1998年	1998—2012年	2012—2019年
年均温	0.26^**	0.08	-0.20	1.04
春季均温	0.29^**	-0.05	-0.14	1.48
夏季均温	0.24^**	0.03	0.16	0.48
秋季均温	0.25^**	0.13	-0.13	1.00
冬季均温	0.26^**	0.19	-0.93	1.96

Table 3. Trend of annual and seasonal average air temperature in Northwest China during different periods(℃/10a)

时间序列	1960—2019年	1960—1998年	1998—2012年	2012—2019年
全区	0.26^**	0.08	-0.20	1.04
一区	0.28^**	0.19	-0.18	1.00
二区	0.26^**	0.10	-0.16	1.34
三区	0.35^**	0.19^**	0.18	0.63
四区	0.39^**	0.32^**	-0.41	0.32
五区	0.32^**	0.21^**	-0.42	0.60
六区	0.23^**	0.10	-0.47^*	0.63

Table 4. Trend of annual average air temperature of each zone in Northwest China in different periods (℃/10a)

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