Back to the resource library Group comment letter re BLM Oil Shale and Tar Sands PEIS March 20, 2008 Download 26 enviromental groups urge the Bureau of Land Management to reconsider plans for development of oil shale resources 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