> For the complete documentation index, see [llms.txt](https://docs.basin.global/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.basin.global/protocol/incentives/co2-ppm-keeling-curve.md).

# CO2 PPM - Keeling Curve

## Latest Reading: 424 ppm

*as of 3/5/24*

<figure><img src="/files/rPSgTvWGQe7mNVoQEKgD" alt=""><figcaption><p><a href="https://keelingcurve.ucsd.edu/">https://keelingcurve.ucsd.edu/</a></p></figcaption></figure>