Economic DevelopmentGross Domestic ProductEconomicsPopulation GrowthTechnologyUrbanizationIndustrial WasteEconomic RecessionIncomeWaste Disposal, FluidConservation of Natural ResourcesHealth ExpendituresIndustryChinaMalnutritionCitiesDeveloping CountriesVietnamSocioeconomic FactorsModels, EconomicForecastingModels, TheoreticalGeographyPovertyWater Pollutants, ChemicalIndiaUnited StatesReproducibility of Results