Heatwaves in summer 2022 forces substantial mass loss for Urumqi Glacier No. 1, China

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Název: Heatwaves in summer 2022 forces substantial mass loss for Urumqi Glacier No. 1, China
Autoři: Chunhai Xu, Huilin Li, Feiteng Wang, Zhongqin Li, Ping Zhou, Shuangshuang Liu
Zdroj: Journal of Glaciology, Vol 70 (2024)
Informace o vydavateli: Cambridge University Press (CUP), 2024.
Rok vydání: 2024
Témata: 0301 basic medicine, heatwaves, 01 natural sciences, Environmental sciences, 03 medical and health sciences, climate change, 13. Climate action, Meteorology. Climatology, glacier monitoring, GE1-350, glacier mass balance, Urumqi Glacier No.1, QC851-999, 0105 earth and related environmental sciences
Popis: Extreme heat events in the summer of 2022 were observed in Eurasia, North America and China. Glaciers are a unique indicator of climate change, and the European Alps experienced substantial glacier mass loss as a result of the conditions in 2022, which prompted a wide range of community concerns. However, relevant findings for glaciers in China have not been currently reported. Here, we document the response of Urumqi Glacier No. 1 in the eastern Tien Shan to the extreme heat observed in 2022 based on in situ measurements that span more than 60 years. In 2022, Urumqi Glacier No. 1 exhibited the second largest annual mass loss on record, and the summer mass balance was the most negative on record. The hottest summer on record and relatively lower solid precipitation ratio contributed to the exceptional mass losses at Urumqi Glacier No. 1 in 2022, demonstrating the significant influence of heatwaves on extreme glacier melt in China.
Druh dokumentu: Article
Jazyk: English
ISSN: 1727-5652
0022-1430
DOI: 10.1017/jog.2024.4
Přístupová URL adresa: https://doaj.org/article/8b5272633ed146129a7450077f54b7c3
Rights: CC BY
Přístupové číslo: edsair.doi.dedup.....8b1e14181a834c90a6080109ce177d11
Databáze: OpenAIRE
Popis
Abstrakt:Extreme heat events in the summer of 2022 were observed in Eurasia, North America and China. Glaciers are a unique indicator of climate change, and the European Alps experienced substantial glacier mass loss as a result of the conditions in 2022, which prompted a wide range of community concerns. However, relevant findings for glaciers in China have not been currently reported. Here, we document the response of Urumqi Glacier No. 1 in the eastern Tien Shan to the extreme heat observed in 2022 based on in situ measurements that span more than 60 years. In 2022, Urumqi Glacier No. 1 exhibited the second largest annual mass loss on record, and the summer mass balance was the most negative on record. The hottest summer on record and relatively lower solid precipitation ratio contributed to the exceptional mass losses at Urumqi Glacier No. 1 in 2022, demonstrating the significant influence of heatwaves on extreme glacier melt in China.
ISSN:17275652
00221430
DOI:10.1017/jog.2024.4