Back to the resource library Comments Opposing BLM 2019-0001-0001: Non-Energy Solid Leasable Minerals Royalty Rate Reduction Process December 18, 2019 Download See All Related Resources Mine Proposals that Include Marine Waste Dumping Dumping by the Numbers Comments on the Midstream Rulemaking by Colorado Air Quality Control Commission On Inefficient Enclosed Combustion Devices (ECDs) in Colorado