Mealey's ( October 18, 2022, 10:01 AM EDT) -- WASHINGTON, D.C. — A hydraulic fracturing industry trade group argues in District of Columbia federal court that it should be permitted to intervene in a lawsuit brought by environmental groups challenging the U.S. Department of the Interior (DOI)’s approval of the sale of 173 oil and gas lease parcels for fracking on 144,000 acres of public lands across eight western states, contending that the trade group and its members hold “significant protectable interests” in the leases at issue....