Knowledge Resource Center for Ecological Environment in Arid Area
DOI | 10.1016/j.quaint.2005.01.001 |
Simulation of the Holocene climate evolution in Northern Africa: The termination of the African Humid Period | |
Renssen, H.; Brovkin, V.; Fichefet, T.; Goosse, H. | |
通讯作者 | Renssen, H. |
来源期刊 | QUATERNARY INTERNATIONAL
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ISSN | 1040-6182 |
出版年 | 2006 |
卷号 | 150页码:95-102 |
英文摘要 | The Holocene climate evolution in Northern Africa is studied in a 9000-yr-long transient simulation with a coupled atmosphere-ocean-vegetation model forced by changes in insolation and atmospheric greenhouse gas concentrations. The model simulates in the monsoonal domains a significant decrease in precipitation under influence of the orbitally forced reduction in summer insolation. In the Western Sahara region, the simulated mid-Holocene transition from humid to arid conditions (the termination of the African Humid Period) is highly non-linear with the occurrence of centennial-scale climate fluctuations due to the biogeophysical feedback between precipitation and vegetation cover. This result is in agreement with proxy data from the Western Sahara region. The other monsoonal regions experience a more gradual climate evolution that linearly follows the insolation forcing, which appears in disagreement with available lake level records. (c) 2006 Elsevier Ltd and INQUA. All rights reserved. |
类型 | Article ; Proceedings Paper |
语种 | 英语 |
国家 | Netherlands ; Germany ; Belgium |
收录类别 | SCI-E ; CPCI-S |
WOS记录号 | WOS:000238405700010 |
WOS关键词 | OCEAN-VEGETATION MODEL ; GLACIAL-MAXIMUM ; KYR BP ; INSOLATION ; MIDHOLOCENE ; VARIABILITY ; MONSOON ; CIRCULATION ; HEMISPHERE ; LATITUDES |
WOS类目 | Geography, Physical ; Geosciences, Multidisciplinary |
WOS研究方向 | Physical Geography ; Geology |
资源类型 | 期刊论文 |
条目标识符 | http://119.78.100.177/qdio/handle/2XILL650/152859 |
作者单位 | (1)Vrije Univ Amsterdam, Fac Earth & Life Sci, NL-1081 HV Amsterdam, Netherlands;(2)Potsdam Inst Klimafolgenforsch, D-14412 Potsdam, Germany;(3)Catholic Univ Louvain, Inst Astron & Geophys Georges Lemaitre, B-1348 Louvain, Belgium |
推荐引用方式 GB/T 7714 | Renssen, H.,Brovkin, V.,Fichefet, T.,et al. Simulation of the Holocene climate evolution in Northern Africa: The termination of the African Humid Period[J],2006,150:95-102. |
APA | Renssen, H.,Brovkin, V.,Fichefet, T.,&Goosse, H..(2006).Simulation of the Holocene climate evolution in Northern Africa: The termination of the African Humid Period.QUATERNARY INTERNATIONAL,150,95-102. |
MLA | Renssen, H.,et al."Simulation of the Holocene climate evolution in Northern Africa: The termination of the African Humid Period".QUATERNARY INTERNATIONAL 150(2006):95-102. |
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