Robuta

https://www.bas.ac.uk/data/our-data/publication/atmospheric-methane-variability-centennial-scale-signals-in-the-last-glacial-period/ Atmospheric methane variability: Centennial-scale signals in the Last Glacial Period - British... In order to understand atmospheric methane (CH4) biogeochemistry now and in the future, we must apprehend its natural variability, without anthropogenic... last glacial periodatmospheric methane