AUTHOR=Cavaleiro Ana J. , Alves Joana I. , Salvador Andreia F. , Stams Alfons J. M. , Pereira M. Alcina , Alves M. Madalena TITLE=Editorial: The microbiology of the biogas process JOURNAL=Frontiers in Microbiology VOLUME=14 YEAR=2023 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2023.1235624 DOI=10.3389/fmicb.2023.1235624 ISSN=1664-302X