Back to the resource library Six Mines, Six Mishaps September 1, 1999 | Share: Six Case Studies of What’s Wrong with Federal and State Hardrock Mining Regulations, and Recommendations for Reform See All Related Resources Comments on Colorado’s Methane State Implementation Plan Earthworks 2024 Annual Report The Future of Mine Waste: From the Myth of Zero Tailings to Real Solutions Support HB84: End spreading oil and gas waste in PA