Geologic SedimentsCarboxylic AcidsAcidsAcids, AcyclicSeawaterRNA, Ribosomal, 16SFresh WaterWater MicrobiologyMalatesDNA, RibosomalCitric AcidPhylogenyBacteriaWater Pollutants, ChemicalMetabolism, Inborn ErrorsRiversOrganic ChemicalsMethaneDNA, BacterialBiodegradation, EnvironmentalAnaerobiosisHydrogen-Ion ConcentrationAluminumSequence Analysis, DNAGenes, rRNAPropionatesSoil MicrobiologyCarbonAcetatesFermentationAcetic AcidMolecular Sequence DataOxalic AcidSorbic AcidBase CompositionCitratesFood PreservativesBenzoic AcidBacteria, AnaerobicGas Chromatography-Mass SpectrometryDeltaproteobacteriaSulfur-Reducing BacteriaArchaeaCarbohydrate MetabolismEstuariesOceans and SeasFatty AcidsDNA, ArchaealEcosystemLakesFumaratesTartratesWater Pollution, ChemicalPacific OceanRhizophoraceaeBiodiversitySoilSuccinic AcidOxidation-ReductionRNA, BacterialSulfatesPhosphoenolpyruvate CarboxylaseSoil PollutantsAerobiosisPlant RootsFormatesWater PollutantsPetroleumCulture MediaWetlandsUraniumAmino Acid Metabolism, Inborn ErrorsBacterial Typing TechniquesSuccinatesWater PollutionEnvironmental MonitoringNitratesNitrogenSodium AcetateIsobutyratesLactic AcidTricarboxylic AcidsStomach, AvianDicarboxylic AcidsGeologyCaproatesArctic RegionsAmmoniaEutrophicationTemperatureBiomassCrassulaceaeGastrointestinal ContentsChromatography, GasSodium ChlorideSulfuric AcidsLactatesAcids, CarbocyclicWater Pollutants, RadioactiveGlutarates