The GEIA Catalogue provides short descriptions and links to projects, data and documentation related to emissions and exchange process efforts. Please contact us with questions, comments and other information for the Catalogue. Note that we use these abbreviations in the descriptions: GHG-greenhouse gases, AP-Air Pollutants, ODS-Ozone Depleting Substances, POPs-Persistent Organic Pollutants.

Please Email suggestions for the Catalogue to Paulette Middleton

• Projects/Programs Focused on earth system exchange processes and anthropogenic emissions
• Global Emissions Data Portals Web sites that provide access to multiple data sets
• Emissions Data-Multiple Chemicals--Global Coverage Multiple chemical data sets with global coverage
• Emissions Data-Single Chemicals--Global Coverage Single chemical data sets with global coverage
• Emissions Data - Regional Coverage Multiple chemical data sets with regional coverage