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Atmospheric CO2 and Climate: Byrd Ice Core, Antarctica Data DOI: https://doi.org/10.7265/N58W3B80 Cite as Ahn, J. et al. (2007) "Atmospheric CO2 and Climate: Byrd Ice Core, Antarctica" U.S. Antarctic Program (USAP) Data Center. doi: https://doi.org/10.7265/N58W3B80. AMD - DIF Record(s) NSIDC-0314_1 Abstract Reconstructions of ancient atmospheric CO2 variations help us better understand how the global carbon cycle and climate are linked. This data set compares CO2 variations on millennial time scales between 20,000 and 90,000 years with an Antarctic temperature proxy and records of abrupt climate change in the Northern hemisphere. Creator(s): Ahn, Jinho; Brook, Edward J. Date Created: 2007-10-26 Repository: USAP-DC (current) - NSIDC (original) Spatial Extent(s) West: -119.833611, East: -119.833611, South: -80.01, North: -80.01 Award(s) NSF 0337891 Version: 1 Related Project(s) Developing Dry Extraction of Ice Core Gases and Application to Millennial-Scale Variability in Atmospheric CO2 References Ahn, J. and Brook, E. J., Atmospheric CO2 and climate from 65 to 30 ka B.P., Geophysical Research Letters, 34, L10703, doi:10.1029/2007GL029551 (2007) (doi:10.1029/2007GL029551) Ahn, J., and E. J. Brook. 2008. Atmospheric CO2 and Climate on Millennial Time Scales during the Last Glacial Period. Science, 322, 83 - 85, (doi:10.1126/science.1160832) Keywords Antarctica Atmosphere Byrd Glacier Byrd Ice Core Chemistry:Ice Cryosphere Geochemistry Glaciers/Ice Sheet Ice Core Records Paleoclimate