**TRENDS '90: A Compendium of Data on Global Change** **Editors:** Thomas A. Boden, Paul Kanciruk, Michael P. Farrell **Technical Editors:** Robert J. Sepanski, Frederick W. Stoss **Published by:** Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, Oak Ridge, Tennessee, U.S.A. **Sponsored by:** U.S. Department of Energy, Atmospheric and Climate Research Division, Carbon Dioxide Research Program **Date:** August 1990 **Pages:** 286 **Contributors:** Over 50 researchers from various institutions worldwide **Content:** - **Atmospheric Carbon Dioxide Concentrations:** Historical and modern records from ice cores and monitoring stations. - **Global and National CO₂ Emissions:** Data on fossil fuel burning, cement production, and gas flaring. - **Atmospheric Methane Concentrations:** Historical and modern records. - **Temperature Records:** Global, zonal, and hemispheric temperature anomalies. **Key Features:** - **Data Presentation:** Tabular and graphical presentations with trend discussions. - **Background Information:** Critical background details and references. - **Data Availability:** All data available in digital form from the Carbon Dioxide Information Analysis Center. **Purpose:** - To provide a comprehensive source of frequently used global change data, including estimates of CO₂ emissions, atmospheric concentrations of CO₂ and CH₄, and temperature records. **Target Audience:** - Researchers, policymakers, and students interested in climate change and global environmental issues. **Future Plans:** - Annual publication of TRENDS with potential inclusion of data for other trace gases, land use, oceanographic data, precipitation records, and computer model outputs. **Contact Information:** - Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, Oak Ridge, Tennessee, U.S.A. **Keywords:** - Air pollution, ambient temperature, atmospheric chemistry, carbon cycle, carbon dioxide, climates, earth atmosphere, geophysical surveys, global aspects, greenhouse effect, meteorology, methane, monitoring, regional analysis, temperature monitoring, and temperature surveys.**TRENDS '90: A Compendium of Data on Global Change** **Editors:** Thomas A. Boden, Paul Kanciruk, Michael P. Farrell **Technical Editors:** Robert J. Sepanski, Frederick W. Stoss **Published by:** Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, Oak Ridge, Tennessee, U.S.A. **Sponsored by:** U.S. Department of Energy, Atmospheric and Climate Research Division, Carbon Dioxide Research Program **Date:** August 1990 **Pages:** 286 **Contributors:** Over 50 researchers from various institutions worldwide **Content:** - **Atmospheric Carbon Dioxide Concentrations:** Historical and modern records from ice cores and monitoring stations. - **Global and National CO₂ Emissions:** Data on fossil fuel burning, cement production, and gas flaring. - **Atmospheric Methane Concentrations:** Historical and modern records. - **Temperature Records:** Global, zonal, and hemispheric temperature anomalies. **Key Features:** - **Data Presentation:** Tabular and graphical presentations with trend discussions. - **Background Information:** Critical background details and references. - **Data Availability:** All data available in digital form from the Carbon Dioxide Information Analysis Center. **Purpose:** - To provide a comprehensive source of frequently used global change data, including estimates of CO₂ emissions, atmospheric concentrations of CO₂ and CH₄, and temperature records. **Target Audience:** - Researchers, policymakers, and students interested in climate change and global environmental issues. **Future Plans:** - Annual publication of TRENDS with potential inclusion of data for other trace gases, land use, oceanographic data, precipitation records, and computer model outputs. **Contact Information:** - Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, Oak Ridge, Tennessee, U.S.A. **Keywords:** - Air pollution, ambient temperature, atmospheric chemistry, carbon cycle, carbon dioxide, climates, earth atmosphere, geophysical surveys, global aspects, greenhouse effect, meteorology, methane, monitoring, regional analysis, temperature monitoring, and temperature surveys.