NOAA

Atmospheric carbon dioxide (CO2, 1979 – present), expressed as parts per million (ppm). DATASOURCE: NOAA Earth System Research Laboratory. WIDGET: factgraphs.org

NOAA is the National Oceanographic and Atmospheric Agency. NOAA’s mission is to understand and predict changes in climate, weather, ocean, and coasts, to share that knowledge and information with others, and to conserve and manage coastal and marine ecosystems and resources.