Mauna Loa carbon dioxide monthly trends are computed from direct atmospheric gas sampling.

the verdict

SUPPORTED

the evidence backs this

Recorded sources

2 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that Mauna Loa carbon dioxide monthly trends are computed from direct atmospheric gas sampling?

Yes. Mauna Loa carbon dioxide monthly trends and long-term records are well-documented and computed from direct atmospheric gas sampling at the observatory.

Verdict: SUPPORTED · 2 sources for, 0 against · Last checked 4 Aug 2026

The analysis

The retrieved papers provide clear documentation that Mauna Loa CO2 measurements rely on direct, continuous atmospheric gas sampling and monitoring programs established since 1958.

Evidence for · 2

Atmospheric carbon dioxide at Mauna Loa Observatory: 2. Analysis of the NOAA GMCC data, 1974–1985

1989

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Thoning, K. W., Tans, P. P., & Komhyr, W. D. (1989). Atmospheric carbon dioxide at Mauna Loa Observatory: 2. Analysis of the NOAA GMCC data, 1974–1985. doi.org. https://doi.org/10.1029/jd094id06p08549

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More for · 1

Temporal Variography for the Evaluation of Atmospheric Carbon Dioxide Monitoring

2022

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Torres, D., Toro, N., Galvez, E., Castillo, D., Bermúdez, S. A., & Navarra, A. (2022). Temporal Variography for the Evaluation of Atmospheric Carbon Dioxide Monitoring. doi.org. https://doi.org/10.1109/jstars.2021.3131414

Related receipts

Carbon dioxide is a more significant greenhouse gas than nitrous oxide primarily due to its atmospheric concentration SUPPORTED related question, same topic

What does the evidence say?

The retrieved papers provide clear documentation that Mauna Loa CO2 measurements rely on direct, continuous atmospheric gas sampling and monitoring programs established since 1958.

Receipt History

first checked04 Aug 2026

judged → SUPPORTED · 9304 Aug 2026

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