Week beginning on June 9, 2019: 413.98 ppm
Weekly value from 1 year ago: 411.22 ppm
Weekly value from 10 years ago: 390.17 ppm
Last updated: June 19, 2019
Up-to-date weekly average CO2 at Mauna Loa
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Week beginning on June 9, 2019: 413.98 ppm
Weekly value from 1 year ago: 411.22 ppm
Weekly value from 10 years ago: 390.17 ppm
Last updated: June 19, 2019
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