Knowledge Resource Center for Ecological Environment in Arid Area
DOI | 10.1016/j.jaridenv.2020.104149 |
Climate evolution since 9.32 cal ka BP in Keluke Lake, northeastern Qaidam Basin, China | |
Song, Gao; Wang, Hailei; Shi, Linfeng | |
通讯作者 | Wang, HL |
来源期刊 | JOURNAL OF ARID ENVIRONMENTS
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ISSN | 0140-1963 |
EISSN | 1095-922X |
出版年 | 2020 |
卷号 | 178 |
英文摘要 | Core sediments from Keluke Lake in transitional zone between arid central Asia and monsoon Asia, provide insights into the advance-retreat history of the summer monsoon and the Westerlies. Sediment grain size and delta C-13 of authigenic carbonate reveal paleoclimatic evolution since 9.32 cal ka BP: a dry-cold climate in the early Holocene, a wet-cold climate in the early stage of mid-Holocene, a relatively dry-warm climate in the late stage of mid-Holocene and, a moderately wet and frequently oscillating climate after 2.5 cal ka BP. Keluke Lake was mainly controlled by the Westerlies from 9.32 to 5.8 cal ka BP, and was dominated by the East Asia monsoon during 5.8-2.5 cal ka BP. While in the late Holocene, this area was re-controlled by the Westerlies since 2.5 cal ka BP. The boundary line between the Westerlies controlled arid central Asia and monsoon Asia varied during the Holocene. When the Westerlies strengthened and the East Asian summer monsoon weakened, the boundary line may be pushed southeastward, and vice versa. Generally, the climate in this area showed a wet-cold and dry-warm variation. |
英文关键词 | Keluke lake Grain size delta C-13 of authigenic carbonate Holocene climate change |
类型 | Article |
语种 | 英语 |
收录类别 | SCI-E |
WOS记录号 | WOS:000533505200003 |
WOS关键词 | HOLOCENE ENVIRONMENTAL-CHANGES ; GRAIN-SIZE ; STABLE ISOTOPES ; SEDIMENTS ; CARBON ; TIBET ; VEGETATION ; PLATEAU |
WOS类目 | Ecology ; Environmental Sciences |
WOS研究方向 | Environmental Sciences & Ecology |
资源类型 | 期刊论文 |
条目标识符 | http://119.78.100.177/qdio/handle/2XILL650/324472 |
作者单位 | [Song, Gao; Wang, Hailei; Shi, Linfeng] CAGS, MNR Key Lab Saline Lake Resources & Environm, Inst Mineral Resources, Beijing 100037, Peoples R China |
推荐引用方式 GB/T 7714 | Song, Gao,Wang, Hailei,Shi, Linfeng. Climate evolution since 9.32 cal ka BP in Keluke Lake, northeastern Qaidam Basin, China[J],2020,178. |
APA | Song, Gao,Wang, Hailei,&Shi, Linfeng.(2020).Climate evolution since 9.32 cal ka BP in Keluke Lake, northeastern Qaidam Basin, China.JOURNAL OF ARID ENVIRONMENTS,178. |
MLA | Song, Gao,et al."Climate evolution since 9.32 cal ka BP in Keluke Lake, northeastern Qaidam Basin, China".JOURNAL OF ARID ENVIRONMENTS 178(2020). |
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