Methanogen

{
  "id": "MLC-T-ENV-017111",
  "term": "Methanogen",
  "field": "Environment",
  "definition": "1. A microorganism that produces methane. Because they can thrive without oxygen, methanogens can be important players in subsurface biotransformations, where oxygen is often absent.\" - National Research Council, 1993\n\n2. Microorganisms, especially of the group Archaea, that can grow and produce methane under anaerobic conditions.",
  "references": [
    "USGS Toxic Substances Hydrology Program Definitions",
    "USDA National Agricultural Library Thesaurus"
  ],
  "url": "https://mlchart.com/terminology/environment/methanogen/"
}