| Characteristic | Concentration in parts per billion |
|---|---|
| 2024 | 1,929.88 |
| 2023 | 1,921.6 |
| 2022 | 1,910.93 |
| 2021 | 1,894.81 |
| 2020 | 1,878.73 |
| 2019 | 1,866.54 |
| 2018 | 1,857.34 |
| 2017 | 1,849.58 |
| 2016 | 1,843.12 |
| 2015 | 1,834.21 |
| 2014 | 1,822.54 |
| 2013 | 1,813.43 |
| 2012 | 1,808.12 |
| 2011 | 1,803.09 |
| 2010 | 1,798.88 |
| 2009 | 1,793.54 |
| 2008 | 1,787.01 |
| 2007 | 1,781.38 |
| 2006 | 1,774.94 |
| 2005 | 1,774.25 |
| 2004 | 1,777.05 |
| 2003 | 1,777.33 |
| 2002 | 1,772.66 |
| 2001 | 1,771.29 |
| 2000 | 1,773.22 |
| 1999 | 1,772.3 |
| 1998 | 1,765.53 |
| 1997 | 1,754.51 |
| 1996 | 1,751.3 |
| 1995 | 1,748.88 |
| 1994 | 1,742.05 |
| 1993 | 1,736.48 |
| 1992 | 1,735.48 |
| 1991 | 1,724.76 |
| 1990 | 1,714.47 |
The chart is not accessible to screen readers. Please switch to the table view to access the data.
Zoomable Statistic: Select the range in the chart you want to zoom in on.
Loading statistic...
Download
Source
More information
Region
Worldwide
Survey time period
1990 to 2024
Supplementary notes
Atmospheric CH4 based on globally averaged marine surface data.
CH4 expressed as a mole fraction in dry air, nanomol/mol, abbreviated as ppb
Citation formats
