Carbon Dioxide Information Analysis Center (ORNL)

Summary:
The Carbon Dioxide Information Analysis Center (CDIAC) is the primary climate change data center for the U.S. Department of Energy, and is located at Oak Ridge National Laboratory (ORNL). CDIAC contains comprehensive records related to global climate and atmospheric greenhouse gas concentrations. Data on greenhouse gas emissions from fossil fuel consumption and land-use changes are included.

Path:
CDIAC’s home page

Scale:
Global, regional, national

Years:
Varies by data set. Fossil fuel CO2 emissions data are available from 1751-2006. Other records of atmospheric data include totals for as recent as 2009.

Data Availability:
Varies by data set. Data are available in online and downloadable spreadsheet formats.