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Temporal and spatial variation of extreme temperatures in an agropastoral ecotone of northern China from 1960 to 2016
Wang, Xuyang1,2; Li, Yuqiang1,3; Chen, Yinping4; Lian, Jie1,3; Luo, Yongqing1,3; Niu, Yayi1,2; Gong, Xiangwen1,2; Yu, Peidong4
刊名SCIENTIFIC REPORTS
2018-06-08
卷号8页码:14
ISSN号2045-2322
DOI10.1038/s41598-018-27066-0
通讯作者Li, Yuqiang(liyq@lzb.ac.cn)
英文摘要The agro-pastoral ecotone of northern China is one of the areas most sensitive to global temperature change. To analyze the temporal and spatial trends of extreme temperature events in this area, we calculated the values of 16 extreme-temperature indices from 1960 to 2016 based on data from 45 national meteorological stations. We found that the coldest-temperature indices decreased significantly and the warmest-temperature indices increased significantly. The warming of night temperatures contributed more than warming of day temperatures to the overall warming trend. In addition, the warm-temperature indices appeared to be increasing since the late 1980s and early 1990s. Overall, though the four extremal indices showed an increasing trend, the rate of change in the minimum temperature was greater than that of the maximum temperature; thus, the minimum temperature contributed most strongly to the overall temperature increases. The growing season is being prolonged in higher-elevation areas, but vegetation maturation in lower-elevation areas has been accelerated by the high temperatures, potentially leading to a shorter growing season at low altitudes. However, the impacts of land-use changes caused by human activities on the temperature increases will require additional study.
收录类别SCI
WOS关键词REGIONAL CLIMATE-CHANGE ; LAND-USE CHANGES ; MANN-KENDALL ; T-TEST ; TRENDS ; IMPACT ; AFRICA ; EVENTS ; ALTITUDE ; CARBON
WOS研究方向Science & Technology - Other Topics
WOS类目Multidisciplinary Sciences
语种英语
出版者NATURE PUBLISHING GROUP
WOS记录号WOS:000434641100017
内容类型期刊论文
URI标识http://www.corc.org.cn/handle/1471x/2557818
专题寒区旱区环境与工程研究所
通讯作者Li, Yuqiang
作者单位1.Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, Lanzhou 730000, Gansu, Peoples R China
2.Univ Chinese Acad Sci, Beijing 100049, Peoples R China
3.Chinese Acad Sci, Naiman Desertificat Res Stn, Northwest Inst Ecoenvironm & Resources, Tongliao 028300, Peoples R China
4.Lanzhou Jiaotong Univ, Sch Environm & Municipal Engn, Lanzhou 730070, Gansu, Peoples R China
推荐引用方式
GB/T 7714
Wang, Xuyang,Li, Yuqiang,Chen, Yinping,et al. Temporal and spatial variation of extreme temperatures in an agropastoral ecotone of northern China from 1960 to 2016[J]. SCIENTIFIC REPORTS,2018,8:14.
APA Wang, Xuyang.,Li, Yuqiang.,Chen, Yinping.,Lian, Jie.,Luo, Yongqing.,...&Yu, Peidong.(2018).Temporal and spatial variation of extreme temperatures in an agropastoral ecotone of northern China from 1960 to 2016.SCIENTIFIC REPORTS,8,14.
MLA Wang, Xuyang,et al."Temporal and spatial variation of extreme temperatures in an agropastoral ecotone of northern China from 1960 to 2016".SCIENTIFIC REPORTS 8(2018):14.
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