Trump DOJ Blocks Largest Copper, Gold, And Silver Extraction Site In The US Over Salmon, Sending Stock Tumbling

Core Viewpoint - The Trump administration has blocked the Pebble Mine project, which would have been the largest extraction site for copper, gold, silver, and molybdenum in the U.S., following a 143-page brief from the DOJ supporting the Biden EPA's 2023 veto of the project [1][4]. Group 1: Project Overview - If constructed, the Pebble Mine would yield 6.4 billion pounds of copper, 7.4 million ounces of gold, 300 pounds of molybdenum, 37 million ounces of silver, and 200,000 kilograms of rhenium over a 20-year period [3]. - The project is located in the Bristol Bay region of Alaska, which is critical for salmon fisheries, raising significant environmental concerns [1][11]. Group 2: Regulatory History - The EPA began assessing the potential impacts of large-scale mining on Bristol Bay's water quality and salmon resources in 2010, leading to a decade of scrutiny [11][12]. - In 2014, the EPA proposed restrictions on discharges in the Pebble area due to risks to salmon habitat, but this was blocked by a U.S. District Court in Alaska [12]. - The Trump administration reversed the EPA's 2014 determination in 2019, allowing the project to move forward, but the Biden administration reinstated the veto in 2023 [8][15]. Group 3: Legal and Market Impact - Following the DOJ's support for the Biden EPA's veto, Northern Dynasty's stock (NAK) fell by as much as 45% in trading [4]. - The state of Alaska and Northern Dynasty have initiated multiple legal challenges against the Biden EPA's decision, with cases consolidated in November 2024 [16][17].