U.S. Assistance to Foreign Copper Producers and the Effects on Domestic Industries and Environmental Standards: Hearing Before the Subcommittee on Mining, Forest Management, and Bonneville Power Administration of the Committee on Interior and Insular Affairs, House of Representatives, Ninety-eighth Congress, First Session, on U.S. Assistance to Foreign Copper Producers and the Effects on Domestic Industries and Environmental Standards, Hearing Held in Tucson, Ariz, May 20, 1983 |
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acid deposition acid plant acid rain air pollution air quality ambient areas Arizona Arizona Daily Star ASARCO atmosphere average BONNEVILLE POWER ADMINISTRATION Cananea Cananea expansion Cananea project Cananea smelter capacity capital Chairman Clean Air Act Cochise County Colorado commodity companies Congress copper mines copper prices copper production copper smelters copper workers costs development banks domestic industry Douglas Smelter economic effects emissions emitted environmental export financing foreign Government impact increase Kennecott KINNEBERG lakes levels loan located lung McNulty metals metric tons Mexican Mexico million Minera de Cananea miners monitors National nitrogen oxides operating particulate percent Phelps Dodge pollution control precipitation problem reduced refined copper Report Research respiratory RIEBER samples smelter pollution smelting sources stack standards sulfate sulfate concentrations sulfur dioxide summer Thank Tucson U.S. copper U.S. representative ug/m United visibility WEAVER World Bank world copper Zambia