Back to the resource library Fact Sheet: H.R. 2141, the Mineral Exploration and Development Act of 2003 March 24, 2003 Download EARTHWORKS’ analysis of the Rahall-Shays-Inslee bill to reform the 1872 Mining Law. See All Related Resources A Marathon of Pollution: Marathon Oil’s decade of pollution in the Texas Eagle Ford Shale Earthworks 2022 Impact Report Earthworks Journal Summer 2022 Earthworks 2022 Campaign Plan