title: Methanogenic bacteria and methane production in various habitats.
mesh_terms: D000818:Animals; D004463:Ecology; D019605:Euryarchaeota / Q000145:classification / Q000235:genetics / Q000378:metabolism*; D006801:Humans; D007700:Kinetics; D008697:Methane / Q000096:biosynthesis*
chemical_list: D008697:Methane