Water PollutionAir PollutionRiversWater Pollution, ChemicalFresh WaterWater Pollution, RadioactiveEnvironmental MonitoringWater MicrobiologyWaterWater QualityWater Pollutants, ChemicalWater PollutantsAir PollutantsSalmonWater SupplyEnvironmental PollutionParticulate MatterEnvironmental HealthNitrogen DioxideSewageSulfur DioxideAir Pollution, IndoorVehicle EmissionsEnvironmental ExposureOzoneRespiratory Tract DiseasesEpidemiological MonitoringCitiesParticle SizeUrban HealthSeasonsInhalation ExposureWeatherOxidants, PhotochemicalMetals, HeavyCarbon MonoxideBody WaterWater MovementsNitrogen OxidesSmogMotor VehiclesRespiration DisordersSmokeWater PurificationTobacco Smoke PollutionSoil PollutantsIndustrial WasteMortalityIndustrySootEnvironmental IllnessCookingAcid RainCoalFossil FuelsHeatingIncineration