The Estonian state-owned oil shale company, Enefit American Oil, relinquished a preliminary lease to research the commercial viability of mining and producing oil shale on public land in northeastern Utah. Enefit has proposed a massive development on 13,000 acres of private land and 4,960 acres of federal public land in the Uinta Basin. By relinquishing its 160-acre oil shale research, development, and demonstration lease, Enefit is renouncing its plans to mine for oil shale on public lands. Read the notice ›