MethaneCarbonIsotopesHydrogenIsotope LabelingHydrogen BondingHydrogen PeroxideCarbon IsotopesNitrogen IsotopesOxygen IsotopesCarbon DioxideHydrogen SulfideMethylococcaceaeCarbon MonoxideNanotubes, CarbonOxygenasesMethylococcus capsulatusEuryarchaeotaOxidation-ReductionZinc IsotopesSulfur IsotopesDeuteriumGeologic SedimentsCarbon Monoxide PoisoningAtmosphereMethylosinus trichosporiumArchaeaIron IsotopesAnaerobiosisEthaneMethanolKineticsMethylocystaceaeAcetatesBacteriaFermentationHydrogen CyanideDNA, ArchaealMolecular Sequence DataMass SpectrometryNitrogenCarbon TetrachlorideStrontium IsotopesSoil MicrobiologyHydrogen-Ion ConcentrationMethanosarcinalesSeawaterGasesBiodegradation, EnvironmentalModels, MolecularRNA, Ribosomal, 16SCarbon SequestrationRadioisotope Dilution TechniqueWaterCarbon RadioisotopesOxygenCarbon DisulfideSulfatesCatalysisModels, ChemicalTemperatureOxidoreductasesEcosystemLactuloseMagnetic Resonance SpectroscopyEvolution, PlanetaryBreath TestsPhylogenyDeltaproteobacteriaGreenhouse EffectFormatesSulfidesSoilMethanomicrobiaceaeMolecular StructureMicrobial ConsortiaBiomassDeuterium Exchange MeasurementWetlandsRumenGas Chromatography-Mass SpectrometryHydrocarbonsMethanosarcinaceaeMethanobacteriaceaeFresh WaterCarbon FootprintMesnaSulfurDNA, RibosomalBioreactorsMethanomicrobialesBacteria, AnaerobicCulture MediaCatalaseIndicator Dilution TechniquesCarbon Tetrachloride PoisoningWater MicrobiologyBeijerinckiaceaeMethanosarcinaCrystallography, X-Ray