Carbon Concentration Charts
Atmospheric CO₂ concentration
Atmospheric carbon dioxide (CO₂) concentration measured in parts per million (ppm).
Atmospheric CO₂ concentration – growth
Atmospheric carbon dioxide (CO₂) concentration annual growth rate (year-on-year).
Global warming: annual temperature anomaly
Combined land-surface air and sea-surface water temperature anomaly, deviation from the 1951–1980 mean.
Data Sources:
Atmospheric CO₂ concentration
National Oceanic and Athmospheric Administration (NOAA). Dr. Pieter Tans, NOAA/GML (gml.noaa.gov/ccgg/trends/) and Dr. Ralph Keeling, Scripps Institution of Oceanography (scrippsco2.ucsd.edu/).
Global Warming