1936 ppb
2025 (latest)
GLOBAL ATMOSPHERIC METHANE
ppb · 1984–2025 · neither direction is "better" · NOAA Global Monitoring Laboratory
1645 ppb
1984
1936 ppb
high · 2025
1645 ppb
low · 1984
+18%
since 1984
┊ dashed lines mark 1987 Black Monday crash · 1991 Gulf War recession · 2001 Dot-com bust & 9/11 · 2008 Global financial crisis · 2020 COVID-19 pandemic
Method & caveats. Published annual mean, annual growth, or AGGI column; uncertainty columns are not observations. None known; publisher revisions may revise the full history. Breaks: none known; publisher revisions may revise the full history.
Sources
Every value on this page is read from the publisher below. Current and historical source documents:
- https://gml.noaa.gov/webdata/ccgg/trends/ch4/ch4_annmean_gl.csv
- https://github.com/danielmiessler/substrate/tree/main/Data/US-Energy-And-Environment
Data
| Year | Global atmospheric methane | Change |
|---|---|---|
| 2025 | 1936 ppb | +0% |
| 2024 | 1929 ppb | +0% |
| 2023 | 1921 ppb | +1% |
| 2022 | 1911 ppb | +1% |
| 2021 | 1895 ppb | +1% |
| 2020 | 1879 ppb | +1% |
| 2019 | 1867 ppb | +0% |
| 2018 | 1857 ppb | +0% |
| 2017 | 1850 ppb | +0% |
| 2016 | 1843 ppb | +0% |
| 2015 | 1834 ppb | +1% |
| 2014 | 1823 ppb | +1% |
| 2013 | 1813 ppb | +0% |
| 2012 | 1808 ppb | +0% |
| 2011 | 1803 ppb | +0% |
| 2010 | 1799 ppb | +0% |
| 2009 | 1794 ppb | +0% |
| 2008 | 1787 ppb | +0% |
| 2007 | 1781 ppb | +0% |
| 2006 | 1775 ppb | +0% |
| 2005 | 1774 ppb | −0% |
| 2004 | 1777 ppb | −0% |
| 2003 | 1777 ppb | +0% |
| 2002 | 1773 ppb | +0% |
| 2001 | 1771 ppb | −0% |
| 2000 | 1773 ppb | +0% |
| 1999 | 1772 ppb | +0% |
| 1998 | 1766 ppb | +1% |
| 1997 | 1755 ppb | +0% |
| 1996 | 1751 ppb | +0% |
| 1995 | 1749 ppb | +0% |
| 1994 | 1742 ppb | +0% |
| 1993 | 1736 ppb | +0% |
| 1992 | 1735 ppb | +1% |
| 1991 | 1725 ppb | +1% |
| 1990 | 1714 ppb | +1% |
| 1989 | 1705 ppb | +1% |
| 1988 | 1693 ppb | +1% |
| 1987 | 1683 ppb | +1% |
| 1986 | 1670 ppb | +1% |
| 1985 | 1657 ppb | +1% |
| 1984 | 1645 ppb | — |
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