# Short file, only containing the last year of weekly means. # For full file of weekly data, see: co2_weekly_mlo.txt # # USE OF NOAA Global Monitoring Laboratory DATA # # These data are made freely available to the public and the # scientific community in the belief that their wide dissemination # will lead to greater understanding. NOAA expects the user to assure # that ESRL receives fair credit for their work, and that the reader # or viewer will be able to find the data. # # Cite as: Data: NOAA/ESRL, www.noaa.esrl.gov/gmd/ccgg/trends/ # Include date of download # # File creation: Mon Jan 23 09:51:47 2023 # Contact: Pieter Tans (303 497 6678; pieter.tans@noaa.gov) # # NOTE: DATA FOR THE LAST SEVERAL MONTHS ARE PRELIMINARY, ARE STILL SUBJECT # TO QUALITY CONTROL PROCEDURES. # NOTE: The week "1 yr ago" is exactly 365 days ago, and thus does not run from # Sunday through Saturday. 365 also ignores the possibility of a leap year. # The week "10 yr ago" is exactly 10*365 days +3 days (for leap years) ago. # # Start of week CO2 molfrac (-999.99 = no data) increase # (yr, mon, day, decimal) (ppm) #days 1 yr ago 10 yr ago since 1800 2021 12 12 2021.9466 416.45 7 414.00 392.19 137.14 2021 12 19 2021.9658 417.49 6 414.86 392.54 137.90 2021 12 26 2021.9849 417.46 7 415.32 392.43 137.62 2022 1 2 2022.0041 417.43 6 415.44 393.18 137.35 2022 1 9 2022.0233 418.33 7 415.06 393.99 138.03 2022 1 16 2022.0425 417.62 7 415.26 392.90 137.14 2022 1 23 2022.0616 419.13 6 416.04 393.57 138.48 2022 1 30 2022.0808 419.19 7 416.89 393.28 138.41 2022 2 6 2022.1000 418.38 6 417.04 393.99 137.49 2022 2 13 2022.1192 419.76 7 416.59 394.02 138.78 2022 2 20 2022.1384 419.62 7 416.30 394.30 138.56 2022 2 27 2022.1575 419.20 7 417.68 394.54 138.05 2022 3 6 2022.1767 418.51 7 417.20 393.54 137.24 2022 3 13 2022.1959 418.35 6 417.51 394.63 136.91 2022 3 20 2022.2151 418.18 7 417.81 395.06 136.53 2022 3 27 2022.2342 420.37 7 417.41 395.30 138.45 2022 4 3 2022.2534 420.19 6 419.62 395.58 137.98 2022 4 10 2022.2726 420.16 6 419.00 396.76 137.62 2022 4 17 2022.2918 420.35 7 418.15 396.38 137.50 2022 4 24 2022.3110 420.19 7 419.68 396.82 137.06 2022 5 1 2022.3301 420.18 7 419.81 397.15 136.84 2022 5 8 2022.3493 421.13 7 418.34 397.38 137.66 2022 5 15 2022.3685 420.97 7 419.35 397.06 137.47 2022 5 22 2022.3877 421.46 6 418.76 396.40 138.06 2022 5 29 2022.4068 421.63 7 419.53 396.42 138.43 2022 6 5 2022.4260 421.30 6 419.61 395.92 138.40 2022 6 12 2022.4452 421.03 6 419.00 396.07 138.51 2022 6 19 2022.4644 420.87 7 418.62 395.92 138.79 2022 6 26 2022.4836 420.31 7 418.14 395.36 138.72 2022 7 3 2022.5027 419.73 6 417.49 395.15 138.65 2022 7 10 2022.5219 419.08 6 417.25 394.59 138.53 2022 7 17 2022.5411 418.43 6 417.14 394.64 138.41 2022 7 24 2022.5603 417.84 6 415.68 394.11 138.36 2022 7 31 2022.5795 418.19 7 415.10 393.55 139.24 2022 8 7 2022.5986 417.34 6 414.61 393.42 138.91 2022 8 14 2022.6178 417.26 6 414.92 392.57 139.33 2022 8 21 2022.6370 416.56 6 414.37 391.49 139.09 2022 8 28 2022.6562 416.54 5 412.83 392.02 139.48 2022 9 4 2022.6753 416.33 7 413.41 391.85 139.62 2022 9 11 2022.6945 416.05 6 413.07 391.10 139.60 2022 9 18 2022.7137 415.57 7 413.32 391.02 139.27 2022 9 25 2022.7329 415.57 7 413.32 391.07 139.34 2022 10 2 2022.7521 415.26 7 413.52 391.06 138.97 2022 10 9 2022.7712 415.51 7 413.84 391.09 139.07 2022 10 16 2022.7904 415.88 7 414.39 391.20 139.21 2022 10 23 2022.8096 416.30 7 413.96 391.58 139.34 2022 10 30 2022.8288 416.43 5 414.09 391.81 139.13 2022 11 6 2022.8479 417.18 5 414.92 392.71 139.53 2022 11 13 2022.8671 417.29 7 414.80 393.55 139.29 2022 11 20 2022.8863 418.53 7 415.33 393.31 140.18 2022 11 27 2022.9055 417.73 2 416.02 394.14 139.06 2022 12 4 2022.9247 -999.99 0 416.02 393.88 -999.99 2022 12 11 2022.9438 -999.99 0 416.34 394.66 -999.99 2022 12 18 2022.9630 -999.99 0 417.31 394.91 -999.99 2022 12 25 2022.9822 -999.99 0 417.42 394.85 -999.99