Atmospheric CO2 From Flask Air Samples at 10 Sites in the SIO Air Sampling Network
Scripps Institution of Oceanography Monitoring Sites
- Mauna Loa, Hawaii
- Barrow, Alaska
- American Samoa
- South Pole
- Alert, NWT, Canada
- Cape Kumukahi
- Christmas Island
- Baring Head
- Kermadec Island
- La Jolla Pier
For information on calibration and some additional literature, go to Scripps Reference Gas Calibration System for Carbon Dioxide-in-Nitrogen and Carbon Dioxide-in-Air Standards: Revision of 1999 (with Appendix and Addendum). SIO Reference Series No. 01-11.

