NOAA/WDS Paleoclimatology - South China Sea Terrigenous Grain Size, Mineral Component and Mass Accumulation Rate Data over the last 1.1 Million Years
This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for Paleoclimatology. The associated NCEI study type is Paleoceanography. The data include parameters of paleoceanography with a geographic location of South China Sea, Western Pacific Ocean. The time period coverage is from 1100000 to 6490 in calendar years before present (BP). See metadata information for parameter and study location details. Please cite this study when using the data.
- Cite as: Huang, J.; Sarnthein, M. (2020-09-10): NOAA/WDS Paleoclimatology - South China Sea Terrigenous Grain Size, Mineral Component and Mass Accumulation Rate Data over the last 1.1 Million Years. [indicate subset used]. NOAA National Centers for Environmental Information. https://doi.org/10.25921/h842-wk16. Accessed [date].
- Please refer to Credit tab for full citation information.
- doi:10.25921/h842-wk16
- noaa-ocean-31115
- NCEI DSI 1200_02
- NCEI DSI 1200_01
noaa-ocean-31115
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Distributor | NOAA National Centers for Environmental Information
ncei.info@noaa.gov |
Dataset Point of Contact | NOAA National Centers for Environmental Information
ncei.info@noaa.gov |
Dataset Point of Contact | Data Center Contact
NOAA World Data Service for Paleoclimatology 828-271-4800 paleo@noaa.gov |
Coverage Description | Date Range: 1100000 cal yr BP to 6490 cal yr BP; |
Time Period | -1098050 to -4540 |
Spatial Bounding Box Coordinates |
N: 20.053
S: 20.053
E: 117.419
W: 117.419
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Data Presentation Form | Digital table - digital representation of facts or figures systematically displayed, especially in columns
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Dataset Progress Status | Complete - production of the data has been completed |
Data Update Frequency | Data update frequency not available |
Supplemental Information |
STUDY NOTES: Terrigenous grain size, mineral component and mass accumulation rate as proxies for East Asian monsoon winds in the northern South China Sea over the last million years. Keywords: East Asian monsoon winds, paleoclimate reconstruction, South China Sea, ODP Site 1144
ABSTRACT SUPPLIED BY ORIGINATOR: Glacial-to-interglacial variations in East Asian summer and winter monsoon are widely ascribed to orbital and global ice-sheet forcing. The relative impact of orbital and millennial-scale factors, however, remains controversial. To constrain the differential response of seasonal monsoon winds we present paired records of siliciclastic grain sizes, pollen, minerals, and geochemical tracers obtained from high-sedimentation rate deposits at ODP Site 1144, northern South China Sea. Accordingly, loess-style dust supply of winter monsoon was predominant and fluvial input reduced during peak glacials and Heinrich stadials over the last 900 kyr, while fluvial mud earmarked interglacials and initial parts of glacial stages since the Mid-Pleistocene Transition as result of enhanced summer monsoon. Before, more limited northern-Hemisphere ice sheets during glacial stages 24–32 led to ongoing humidity over Eastern Asia. Altogether, changes in seasonal monsoon rather reflect a redistribution of insolation energy among various climate subsystems than direct orbital and northern-ice-sheet forcing. |
Purpose | Records of past climate and ocean circulation derived from marine sediments. Parameter keywords describe what was measured in this dataset. Additional summary information can be found in the abstracts of papers listed in the dataset citations. |
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Theme keywords | Global Change Master Directory (GCMD) Science Keywords
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Data Center keywords | Global Change Master Directory (GCMD) Data Center Keywords
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Last Modified: 2024-04-30
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