NOTICE (March 2018): This website provides access to the CDIAC archive data temporarily. It will be gradually transitioned into data packages in the new ESS-DIVE archive. This site will continue to operate in parallel during and after the transition, and will be retired at a future date. If you have any questions regarding the data or the transition, please contact

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Global Change Data and Information Products - By Subject

Catalog entries below are organized by Data Focus Area. Expand one or more of your choosing to browse products, datasets, and links to observing programs.

Atmospheric Trace Gases, Carbon Isotopes, Radionuclides, and Aerosols

Atmospheric Carbon Dioxide

Atmospheric Methane

Atmospheric Carbon Monoxide

Atmospheric Hydrogen

Isotopes in Greenhouse Gases


  • EML's Stratospheric Radionuclide (RANDAB) and Trace Gas (TRACDAB) Databases (1997), DB1019 | Abstract


  • Rattlesnake Mountain Observatory (46.4° N, 119.6° W) Multispectral Optical Depth Measurements: 1979-1994 (1996), NDP-053 | Abstract | PDF
  • Volcanic Loading: The Dust Veil Index (1985), NDP-013 | Abstract | PDF

Other Trace Gases

Carbon Cycle


Global Temperature, Precipitation, Sea Level Pressure, and Station Pressure Data

United States Temperature, Precipitation, and Snow Data

Climate Data - U.S.S.R.

Climate Data - People's Republic of China

Cloud and Sunshine Data

Other Climatic Data

Coastal Sensitivity to Sea Level

Land-Use and Ecosystems

Trace Gas Emissions

Carbon Dioxide

Fossil-Fuel CO2 Emissions

Land-Use CO2 Emissions

Soil CO2 Emissions



Computer Model

  • The IEA/ORAU Long-Term Global Energy- CO2 Model: Personal Computer Version A84PC (1995), CMP-002/PC | Abstract | PDF

Vegetation Response to CO2 and Climate

Terrestrial Carbon Management

Carbon Accumulation with Cropland Management

Carbon Accumulation with Grassland Management

Carbon Loss Following Cultivation

Carbon Accumulation Following Afforestation

Carbon Sources and Sinks Associated with U.S. Cropland Production

Other Datasets and CDIAC Publications

  • Global Population Distribution (1990), Terrestrial Area and Country Name Information on a One by One Degree Grid Cell Basis (1998), DB1016 | Abstract
  • The IEA/ORAU Long-Term Global Energy- CO2 Model: Personal Computer Version A84PC (1995), CMP-002/PC | Abstract | PDF