Back to the resource library Udall Bill Revenue Estimate February 26, 2003 Author(s): Udall Bill Revenue Estimate 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 Earthworks 2024 Impact Report Protecting Our Land, Water, and Culture: How to Use Mineral Withdrawals to Safeguard Public Lands from Mining Letter to the Australian Stock Exchange on CleanTech Lithium FACTSHEET: Increasing U.S. Crude Oil Export Capacity via Deepwater Ports Would Continue Harming Communities and the Climate