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keelingcurve.bsky.social
did:plc:rp3fspydnlivnhkcqjyemf2j
427.03 parts per million (ppm) CO2 in air
28-May-2024 keelingcurve.ucsd.edu
https://keelingcurve.ucsd.edu/
2024-05-29T18:01:40.360Z