New approaches to CO2 analysis in polar ice cores

Journal of Geophysical Research: Oceans

Volumn 102, Issue C12, 1997, Pages 26601-26606

  Wilson, A T ^a   Long, Austin ^a  

^a University of Arizona   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CARBON DIOXIDE RECORD; ICE CORE; PALAEOCLIMATE; TRAPPED GAS;

EID: 0031433682     PISSN: 21699275     EISSN: 21699291     Source Type: Journal    
DOI: 10.1029/97JC00159     Document Type: Article

References (24)

1. Alley, R., P. Mayewski, D. Peel, and B. Stauffer, Twin ice cores from Greenland reveal history of climate change, more, Eos Trans. AGU, 77(22), 209-210, 1996.
2. Andrée, M., et al., Dating polar ice by 14C accelerator mass spectrometry, Radiocarbon, 28, 417-423, 1986.
3. Bamola, J.M., D. Raynaud, A. Neftel, and A. Oeschger, Comparison of CO2 measurements by two laboratories on air from bubbles in polar ice, Nature, 303, 410-412, 1983.
4. Bamola, J.M., D. Raynaud, Y.S. Korotkevich, and C. Lorius, Vostok ice core provides 160, 000-year record of atmospheric CO2, Nature, 329, 408-414, 1987.
5. Coachman, L.K., E. Hemmingsen, and P.F. Scholander, Gas enclosed in a temperate glacier, Tellwi, 8(4), 415-423, 1986.
6. Delmas, RJ., A natural artifact in Greenland ice-core CO2 measurements, Teiius, Ser. B, 45, (4), 391-396, 1993.
7. Delmas, RJ., J.M. Ascencio, and M. Legrand, Polar ice evidence that atmospheric CO2 20, 000 yr B.P. was 50% of present, Nature, 284, 155-157, 1980.
8. Etheridge, D.M., G.I. Pearman, and F. de Silva, Atmospheric trace-gas variations as revealed by air trapped in an ice core from Law Dome, Antarctica, Ann. Glaciol., 10, 28-33, 1988.
9. Gow, J.G., and T. Williamson, Gas inclusions in the Antarctic Ice Sheet and their glaciological significance, J. Geophys. Res., 80, 5101-5108, 1975.
10. Leuenberger, M, U. Siegenthaler, and C. Langway, Carbon isotope composition of atmospheric CO2 during the last ice age from an Antarctic ice core, Nature, 357, 488-490, 1992.
11. Meese, D.A., A.B. Alley, AJ. Gow, P. Grootes, P.A. Mayewski, M. Ram, K.C. Taylor, and G. Zielinski, Preliminary depth-age scale of the GISP2 ice core, CRREL Tech. Rep., SR750, pp. 1-66, Cold Reg. Res. and Eng. Lab. Hanover, N. H. 1994.
12. Miller, S.L., Clathrate hydrates of air in Antarctic ice, Science, 165, 489-490, 1969.
13. Neftel, A., H. Oeschger, T. Staffebach, and E. Staufer, CO2 record in the Byrd ice core 50, 000-5, 000 years BP., Nature, 331, 609-611, 1988.
14. Raynaud, D., et al.. The ice record of greenhouse gases. Science, 259, 926-934, 1993.
15. Raynaud, D., and J.M. Bamola, An Antarctic ice core reveals atmospheric CO2 variations over the past few centuries, Nature, 315, 309-311, 1985.
16. Schwander, J., and B. Stauffer, Age difference between polar ice and the air trapped in its bubbles, Nature, 311, 45-47, 1984.
17. Sowers, T., et al., An interlaboratory comparison of techniques for extracting and analyzing trapped gasses in ice cores, J. Geophys. Res., this issue.
18. Stauffer, B., H. Hofer, H. Oeschger, J. Schwander, and U. Siegenthaler, Atmospheric CO2 concentration during the last glaciation, Ann. Glaciol., 5, 160-164, 1984.
19. Wilson, A.T., A simple technique for converting CO2 to AMS graphite, Radiocarbon, 34, 318-320. 1992.
20. Wilson, A.T., Application of AMS 14C dating to ice core research, Radiocarbon, 37, 637-641, 1995.
21. Wilson, A.T., and D.J. Donahue, The recovery and dating of carbon dioxide in polar ice cores. Radiocarbon, 31, 579-584, 1989.
22. Wilson, A.T., and DJ. Donahue, AMS carbon-14 dating of ice: Progress and future prospects, Nucl. Instrum. Methods Phys. Res., B52, 473-476, 1990.
23. Wilson, A.T., and A. Long, What was the carbon dioxide content of the atmosphere during glacial times?, Eos, Trans. AGU, 75(44), Fall Meet. Suppl., 153, 1994.
24. Zumbrunn, R., A, Neftel, and H. Oeschger, CO2 measurements in 1 cm-3 ice samples with an IR Laserspectrometer (IRLS) combined with a new dry extraction device. Earth Planet. Sci. Lett., 60, 318-324, 1982.