Back to the resource library Udall Bill Revenue Estimate February 26, 2003 | Author(s): Alan Septoff | Share: Download How the Abandoned Hardrock Mines Reclamation Act would fund clean up of abandoned mines on a state by state basis. See All Related Resources Filtered Tailings in Indonesia: The Catastrophic Failure of a Disruptive Technology Tailing yang Difilter di Indonesia: Kegagalan Katastropik dari Sebuah Teknologi Disruptif Earthworks 2026 Campaign Plan Câmera de Imagem Óptica de Gás (OGI) FLIR Gasfinder 320