The nation's top appeals court has ordered a federal agency to explain why it approved the construction of a pipeline sending substantial quantities of natural gas to Canada.
Conservationists claimed in a lawsuit filed Tuesday that a Trump administration committee reviewing royalties paid by companies on fossil fuels extracted from public lands is stacked with industry supporters who conduct some meetings in secret.
A pair of lawsuits filed Monday target the Trump administration's sale of oil and gas leases on huge swaths of Western public lands that contain crucial habitat for the greater sage grouse
