Water PollutantsWater Pollutants, RadioactiveWater Pollutants, ChemicalWaterWaste WaterWaste Disposal, FluidAir PollutantsSewageWater PurificationIndustrial WasteEnvironmental PollutantsWater SupplyBiological Oxygen Demand AnalysisWater MicrobiologyFresh WaterWater PollutionEnvironmental MonitoringBiodegradation, EnvironmentalWaste ManagementOzoneNitrogen DioxideAir PollutionSulfur DioxideBody WaterSoil PollutantsEnvironmental ExposureFlocculationParticulate MatterWaste ProductsRiversOrganic ChemicalsVehicle EmissionsRNA, Ribosomal, 16SBacteriaWater MovementsWater Pollution, ChemicalHydrocarbons, ChlorinatedPolychlorinated BiphenylsDNA, RibosomalCitiesMetals, HeavyFiltrationEnvironmental PollutionEpidemiological MonitoringPhylogenyMolecular Sequence DataCarbanilidesMedical WasteHazardous SubstancesSequence Analysis, DNAPolycyclic Hydrocarbons, AromaticAir Pollution, Indoor