This indicator shows the global concentrations of carbon dioxide (CO2) in the atmosphere, in parts per million (ppm).

Global carbon dioxide concentrations

This indicator shows the global concentrations of carbon dioxide (CO2) in the atmosphere, in parts per million (ppm). This means the number of CO2 molecules in every million air particles.

In March 2019, the monthly average global concentration of CO2 in the atmosphere was

411.04 ppm.

Related topics

Export as PDF Export as CSV Export as XLS Export as PNG

File download (full data)

File download (metadata)

Comma Separated Values File, 316 bytes