Brisbane CO2 for 17 June 2023

On Saturday no major changes in the patterns of Phase 2 data (see explanation here). Today’s third graph shows comparable averaged data for two sites in Hangzhou (HZ), an industrial and high emissions area of China, and Lin’an (LAN), a suburban area, for weekdays and weekends. Fang, Shuangxi, Rongguang Du, Bing Qi, Qianli Ma, Guizhen Zhang, Binjiang Chen, and Jiayue Li. ‘Variation of Carbon Dioxide Mole Fraction at a Typical Urban Area in the Yangtze River Delta, China’. Atmospheric Research 265 (1 January 2022): 105884.

Daily Averages – Phase 2 (See explanation of differences between Phase 1 and Phase 2 data)

For reference, latest monthly average (Apr 2023) from CSIRO for Kennaook/Cape Grim in NW Tasmania was 415.4 ppm. (Note – these are provisional values, subject to revision folllowing sensor re-calibrations and other checks.)

DatePetrie TerraceChapel HillBellbird Park
17-Jun-2023439 ppm431 ppm435 ppm
16-Jun-2023437 ppm423 ppm431 ppm
15-Jun-2023432 ppm413 ppm426 ppm
14-Jun-2023435 ppm427 ppm436 ppm
13-Jun-2023441 ppm438 ppm440 ppm
12-Jun-2023442 ppm441 ppm446ppm
11-Jun-2023443 ppm443 ppm449 ppm
10-Jun-2023446 ppm434 ppm442 ppm
9-Jun-2023440 ppm430 ppm438 ppm
CO2 concentrations for Phase 2
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