Atmospheric Measurement Techniques
Atmospheric Measurement Techniques
AMT
Articles | Volume 19, issue 18
Articles | Volume 19, issue 18
https://doi.org/10.5194/amt-19-6171-2026
© Author(s) 2026. This work is distributed under
the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/amt-19-6171-2026
© Author(s) 2026. This work is distributed under
the Creative Commons Attribution 4.0 License.
Articles | Volume 19, issue 18
Research article
 | 
29 Sep 2026
Research article |  | 29 Sep 2026

Satellite-based global monitoring of urban-scale methane emissions

Huihui Long, Maria Tsivlidou, Hugo Ricketts, and Grant Allen

Data sets

ERA5 hourly data on pressure levels from 1940 to present H. Hersbach et al. https://doi.org/10.24381/cds.bd0915c6

CMS: Global 0.5-deg Wetland Methane Emissions and Uncertainty (WetCHARTs v1.3.3) A. A. Bloom et al. https://doi.org/10.3334/ORNLDAAC/2346

Gridded EPA U.S. Anthropogenic Methane Greenhouse Gas Inventory (gridded GHGI) (Version v1.0) Erin E. McDuffie et al. https://doi.org/10.5281/zenodo.8367082

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Short summary
Methane emissions from cities are difficult to quantify using direct measurements. Satellites like TROPOMI can help with this. This study develops new ways to calculate emissions from satellite data and tests new methods for London, New York and Los Angeles in recent years.
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