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1. Historical CO2 Record from the Siple Station Ice Core (1734-1983), in CDIAC, Online Trends [CDIAC_CO2_SIPLE_ICECORE]
Atmospheric concentrations of carbon dioxide (CO2) have been derived from ice cores in Antarctica. Atmospheric CO2 concentrations for Siple Station (West Antarctica) were derived from measurements ...

2. Historical Methane (CH4) Record from Ice Cores at Byrd Station (Antarctica) and Dye 3 Station (Greenland), in CDIAC, Trends '93 [CDIAC_CH4_BYRD_DYE3]
Atmospheric concentrations of CH4 were extracted from the 2,184-m ice core from Byrd Station (Antarctica) for the period 550 - 51,100 BP in 1967-68 by the U.S. Cold regions Research and Engineering ...

3. Historical Methane (CH4) Record from the Siple (Antarctica) Ice Core, in CDIAC,Trends '93 [CDIAC_CH4_SIPLE]
Ice cores drilled at Siple Station (Antarctica) for 200-m depth were analyzed for CH4 concentrations for the period 1771-1956. Two different methods were used for extracting air in the ice core (dry ...

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