Water PollutantsWater Pollutants, RadioactiveWaterAir PollutantsBacteriaWater Pollutants, ChemicalEnvironmental PollutantsWater SupplyGram-Negative BacteriaFresh WaterGram-Positive BacteriaNitrogen DioxideOzoneAir PollutionBacteria, AnaerobicSulfur DioxideWater PollutionEnvironmental MonitoringBody WaterWater PurificationParticulate MatterSoil PollutantsEnvironmental ExposureRNA, Ribosomal, 16SMolecular Sequence DataDNA, BacterialVehicle EmissionsBiodegradation, EnvironmentalPhylogenyBacterial ProteinsBacteria, AerobicDNA, RibosomalEscherichia coliHydrocarbons, ChlorinatedSeawaterSequence Analysis, DNAPolychlorinated BiphenylsWater MicrobiologySoil MicrobiologyOrganic ChemicalsAir Pollution, IndoorWater MovementsPolycyclic Hydrocarbons, Aromatic