This image of our planet is the closest we get to a real-time view of how carbon dioxide builds up in our atmosphere. Jan. 1 CO2 emitted by: Fossil fuels Fire Land Ocean Loading data ...

This record, from the NOAA-operated Mauna Loa Observatory, near the top of Mauna Loa on the island of Hawaii, shows that carbon dioxide has been increasing steadily from values around 315 parts per ...

Atmospheric concentrations of carbon dioxide have been steadily rising, from approximately 315 ppm (parts per million) in 1959 to a current atmospheric average of approximately 385 ppm (Keeling et al.