GRIP Carbon Dioxide

REFERENCES:

Anklin, M., J. Schwander, B. Stauffer, J. Tschumi, A. Fuchs, J.M. Barnola,
and D. Raynaud. 1997. CO2 record between 40 and 8kyr B.P. from the
Greenland Ice Core Project ice core. Journal of Geophysical Research
102:26539-26545.

Anklin, M., J.M. Barnola, J. Schwander, B. Stauffer, and D. Raynaud. 1995.
Processes affecting the CO2 concentrations measured in Greenland ice.
Tellus 47B:461-470.

Barnola, J.M., M. Anklin, J. Porcheron, D. Raynaud, J. Schwander, and B.
Stauffer. 1995. CO2 evolution during the last millennium as recorded by
Antarctic and Greenland ice. Tellus 47B:264-272.

DATA DESCRIPTION:

These measurements of CO2 concentration have been made by gas
chromatography on samples of about 40g or 3 cm height. The file contains
the depth (m) (column 1) and the CO2 concentration (ppmv) (column 2) of
each sample. Some depths were measured several times. 

DATA:	

Depth (m)	CO2
Midpoint	(ppmv)

1332.1	286
1332.1	263.8
1354.1	273.7
1354.1	296.7
1398.1	274
1398.1	267.4
1453.1	301.2
1453.1	319.6
1453.1	300.6
1453.1	275.3
1464.1	281.6
1656.6	291.4
1667.6	288.8
1678.6	266
1689.6	249.2
1700.6	269.9
1700.6	279
1711.6	258.3
1722.6	267.7
1756.15	254.1
1766.6	239.2
1777.6	221.5
1865.6	187.6
1876.6	191.9
2151.6	188.1