Dataset
Weekly mean CO2 at Mauna Loa Observatory, Hawaii
noaa.co2.mauna_loa.weekly
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About
Weekly mean atmospheric carbon dioxide at Mauna Loa since May 1974, with the value one and ten years earlier and the increase since 1800.
Cite as: Dr. Xin Lan, NOAA/GML (gml.noaa.gov/ccgg/trends/) and Dr. Ralph Keeling, Scripps Institution of Oceanography (scrippsco2.ucsd.edu/).
- Publisher
- NOAA Global Monitoring Laboratory
- Tier
- OfficialVerified
- Covers
- 1974–now
- Places
- Mauna Loa, Hawaii
- Updated
- weekly
- Last modified
- not stated
- Units
- ppm (micromol per mol, dry air)
- License
- U.S. Government Work (public domain)
- Method
- https://gml.noaa.gov/ccgg/about/co2_measurements.html
Columns
| Name | Type | Description |
|---|---|---|
| year | integer | |
| month | integer | |
| day | integer | the first day of the week |
| date | date | the first day of the week |
| decimal_date | number | |
| average | number | weekly mean CO2, ppm |
| ndays | integer | days with data |
| one_year_ago | number | the same week a year earlier, ppm |
| ten_years_ago | number | the same week ten years earlier, ppm |
| increase_since_1800 | number | ppm |
Dimensions
| Name | Values |
|---|---|
| date |