Service Interruption

The NSIDC Web site and data services are currently having intermittent problems and may be unavailable. We are working to restore these services as soon as possible and apologize for any inconvenience this may cause. Please contact NSIDC User Services for assistance.

Firn Air Isotope and Temperature Measurements from Siple Dome and South Pole (Severinghaus, J.P., A. Grachev, and M. Battle)

access data


authors and credits

derived images

locator map


J.P. Severinghaus, Scripps Institution of Oceanography, University of California at San Diego
A. Grachev, Scripps Institution of Oceanography, University of California at San Diego
M. Battle, Bowdoin College, Brunswick, Maine

Citing These Data:

If you use these data in a published paper or public presentation, please cite the following publication:

Severinghaus, J.P., A. Grachev, and M. Battle. 2001. Thermal fractionation of air in polar firn by seasonal temperature gradients. Geochemistry, Geophysics, Geosystems [online journal] 2: Paper no. 2000GC000146.

Also, to help us best serve the scientific and cryospheric research communities, please acknowledge AGDC and NSIDC:

"Data provided by the Antarctic Glaciological Data Center (AGDC) at the National Snow and Ice Data Center, University of Colorado, Boulder, CO."

Whenever you use data distributed by AGDC, please send us one reprint of your paper. Also, please notify us when you transmit our data to other researchers so that we can track data use.

If you have any questions about data citations or our reprint request, please contact NSIDC User Services.