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ICE CORE

Sajama - Atmospheric Gas Composition Data

Map of data site

Campen, R.K. 2000. Measurements of gasses trapped in a South American ice core: Paleoatmospheric composition and inferred microbial activity. Master's Thesis. Pennsylvania State University, State College, Pennsylvania, USA.

Data Coverage North: -18 * South: -18
East: -69 * West: -69
Altitude: 6540 m

Start Year: -23050 AD   End Year: 1997 AD

Data:     Please Cite Data Contributors!
  trop/sajama/readme_sajama_gas.txt
  trop/sajama/sajama_gas.txt

Summary:

Records of past temperature, precipitation, atmospheric trace gases, and other aspects of climate and environment derived from ice cores drilled on glaciers and ice caps around the world. Parameter keywords describe what was measured in this data set. Additional summary information can be found in the abstracts of papers listed in the data set citations. Additional information on the Greenland Ice Core Project (GRIP) and the Greenland Ice Sheet Project II (GISP2) are also available (http://www.ncdc.noaa.gov/paleo/icecore.html).
More Info on Ice Cores

Parameters:

15N/14N ratio in N2 gas (per mille); argon/nitrogen ratio (per mille); carbon dioxide/nitrogen ratio (per mille); oxygen/nitrogen ratio (per mille); methane concentration (parts per billion by volume); Readme; 18O/16O ratio in O2 gas relative to present (per mille)

Complete XML Record:

noaa-icecore-2452  (Last Revised: 2007-05-24 )

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