地点、空间和时间:解析第四纪记录

IF 1.2 4区 地球科学 Q2 GEOLOGY
J. Knight, J. Fitchett
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引用次数: 4

摘要

地点、空间和时间的原则可以构建对第四纪古记录的背景和解释的理解,特别是用于非洲南部晚第四纪气候和环境重建的各种代用物。地点是指任何一种记录的特定地形环境或背景,它对控制不同记录积累的景观物理过程的运作具有影响。空间是指任何一个记录或代理的空间尺度或足迹,这因代理而异。时间不仅指单个记录所覆盖的时间段,还指记录的时间分辨率,这取决于积累速率和任何放射性测年的可用性和质量。这三个原则在南部非洲第四纪的背景下以及通过形成本期特刊的论文进行了具体讨论,但也与全球相关。确定了南部非洲第四纪研究的未来研究方向,包括改进区域年代地层学的机会。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Place, space and time: resolving Quaternary records
Principles of place, space and time can frame an understanding of the context and interpretation of Quaternary palaeo-records, and this is particularly the case for the varied proxies used for late Quaternary climate and environmental reconstruction in southern Africa. Place refers to the specific topographic setting or context of any one record, which has implications for the operation of physical processes in the landscape that control the accumulation of different records. Space refers to the spatial scale or footprint of any one record or proxy, and this varies from one proxy to another. Time refers to not only the time period covered by individual records, but also the temporal resolution of the record, which depends on accumulation rates and availability and quality of any radiometric dating. These three principles are discussed specifically in the context of the Quaternary of southern Africa and through the papers that form this special issue, but are also relevant globally. Future research directions in Quaternary research in southern Africa are identified, including opportunities for refining regional chronostratigraphies.
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来源期刊
CiteScore
3.60
自引率
5.60%
发文量
18
审稿时长
>12 weeks
期刊介绍: The South African Journal of Geology publishes scientific papers, notes, stratigraphic descriptions and discussions in the broadly defined fields of geoscience that are related directly or indirectly to the geology of Africa. Contributions relevant to former supercontinental entities such as Gondwana and Rodinia are also welcome as are topical studies on any geoscience-related discipline. Review papers are welcome as long as they represent original, new syntheses. Special issues are also encouraged but terms for these must be negotiated with the Editors.
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