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Author Topic: Trends in atmospheric CH4  (Read 101 times)

Stephan

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Trends in atmospheric CH4
« on: July 11, 2019, 09:59:23 PM »
The February 2019 numbers of methane were recently published:
February 2019:     1865.4 ppb
February 2018:     1856.2 ppb
Last updated: June 05, 2019
The March 2019 numbers of methane were recently published:
https://www.esrl.noaa.gov/gmd/ccgg/trends_ch4/
March 2019:     1866.4 ppb
March 2018:     1857.5 ppb
(increase by almost 9 ppb)
Last updated: July 05, 2019
Eyeballing from the graph the increase was a little lower than March 2018, but bigger than March 2017.