美国推翻上一届政府铜冶炼厂排放方面的规定

Core Points - The Trump administration has overturned a previous air pollution regulation that imposed stricter limits on emissions from copper smelters, aiming to ease regulatory burdens on domestic copper producers [2] - The new copper rules, set to be finalized by May 2024, require smelters to control pollutants such as lead, arsenic, mercury, benzene, and dioxins according to the latest federal air standards [2] - The announcement provides a two-year exemption for affected fixed sources, with the White House stating that this will promote mineral security in the U.S. by reducing regulatory pressures on domestic copper producers [2] Industry Impact - The announcement is expected to help the domestic copper industry, which is already facing operational challenges, by allowing time for reassessment and planning regarding the implementation of copper regulations [2] - The U.S. government has previously imposed a 50% tariff on certain imported copper and mandated an increase in the domestic sale of high-quality scrap copper following a Section 232 investigation [2] Challenges in the Chinese Copper Industry - As the world's largest copper consumer, China faces three major challenges: increasing dependence on foreign resources in the upstream sector, overcapacity in the midstream processing segment, and suppressed downstream demand due to high copper prices [2]