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DOI | 10.1073/pnas.1822035117 |
Asian inland wildfires driven by glacial-interglacial climate change | |
Han, Yongming1,2,3,4; An, Zhisheng1,2,4,5; Marlon, Jennifer R.6; Bradley, Raymond S.7; Zhan, Changlin1,2,8; Arimoto, Richard1,2; Sun, Youbin1,2; Zhou, Weijian1,2,4,5; Wu, Feng1,2; Wang, Qiyuan1,2; Burr, George S.1,2; Cao, Junji1,2 | |
2020-03-10 | |
发表期刊 | PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA |
ISSN | 0027-8424 |
出版年 | 2020 |
卷号 | 117期号:10页码:5184-5189 |
文章类型 | Article |
语种 | 英语 |
国家 | Peoples R China; USA |
英文摘要 | Wildfire can influence climate directly and indirectly, but little is known about the relationships between wildfire and climate during the Quaternary, especially how wildfire patterns varied over glacial-interglacial cycles. Here, we present a high-resolution soot record from the Chinese Loess Plateau; this is a record of large-scale, high-intensity fires over the past 2.6 My. We observed a unique and distinct glacial-interglacial cyclicity of soot over the entire Quaternary Period synchronous with marine delta O-18 and dust records, which suggests that ice-volume-modulated aridity controlled wildfire occurrences, soot production, and dust fluxes in central Asia. The high-intensity fires were also found to be anticorrelated with global atmospheric CO2 records over the past eight glacial-interglacial cycles, implying a possible connection between the fires, dust, and climate mediated through the iron cycle. The significance of this hypothetical connection remains to be determined, but the relationships revealed in this study hint at the potential importance of wildfire for the global climate system. |
英文关键词 | biomass burning Quaternary climate carbon cycle high-intensity fires soluble iron |
领域 | 地球科学 ; 气候变化 ; 资源环境 |
收录类别 | SCI-E |
WOS记录号 | WOS:000519530400020 |
WOS关键词 | IRON SOLUBILITY ; CARBON-DIOXIDE ; MINERAL DUST ; FIRE REGIMES ; BLACK CARBON ; EAST-ASIA ; LOESS ; RECORD ; CHINA ; BIOGEOCHEMISTRY |
WOS类目 | Multidisciplinary Sciences |
WOS研究方向 | Science & Technology - Other Topics |
URL | 查看原文 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://119.78.100.173/C666/handle/2XK7JSWQ/249581 |
专题 | 地球科学 |
作者单位 | 1.Chinese Acad Sci, Ctr Excellence Quaternary Sci & Global Change, State Key Lab Loess & Quaternary Geol, Xian 710061, Peoples R China; 2.Chinese Acad Sci, Inst Earth Environm, Key Lab Aerosol Chem & Phys, Xian 710061, Peoples R China; 3.Xi An Jiao Tong Univ, Sch Human Settlements & Civil Engn, Xian 710049, Peoples R China; 4.Beijing Normal Univ, Interdisciplinary Res Ctr Earth Sci Frontier, Beijing 100875, Peoples R China; 5.Qingdao Natl Lab Marine Sci & Technol, Open Studio Ocean Continental Climate & Environm, Qingdao 266061, Peoples R China; 6.Yale Univ, Sch Forestry & Environm Studies, New Haven, CT 06511 USA; 7.Univ Massachusetts, Dept Geosci, Climate Syst Res Ctr, Amherst, MA 01003 USA; 8.Hubei Polytech Univ, Sch Environm Sci & Engn, Huangshi 435003, Hubei, Peoples R China |
推荐引用方式 GB/T 7714 | Han, Yongming,An, Zhisheng,Marlon, Jennifer R.,et al. Asian inland wildfires driven by glacial-interglacial climate change[J]. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA,2020,117(10):5184-5189. |
APA | Han, Yongming.,An, Zhisheng.,Marlon, Jennifer R..,Bradley, Raymond S..,Zhan, Changlin.,...&Cao, Junji.(2020).Asian inland wildfires driven by glacial-interglacial climate change.PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA,117(10),5184-5189. |
MLA | Han, Yongming,et al."Asian inland wildfires driven by glacial-interglacial climate change".PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA 117.10(2020):5184-5189. |
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