Dataset_Role of electrolyte composition, ionic crossover and CO2 availability in bioelectrochemical methanation

This dataset was used to publish the paper "Role of electrolytes composition, ionic crossover and CO2 availability in bioelectrochemical methanation" in Journal of CO2 Utilization (DOI: 10.1016/j.jcou.2026.103460). The microbiome‑associated sequence data have been deposited in the European Nucleotide Archive (ENA) at EMBL‑EBI under the accession number PRJEB111804 (https://www.ebi.ac.uk/ena/browser/view/PRJEB111804)