US coal companies are required by law to clean up their old mines, but a common practice of transferring those mines to smaller operators has left many polluted sites unreclaimed throughout coal country.
The Oglala Sioux Tribe and watchdog group Aligning for Responsible Mining wanted a US appeals court to review its decision in August approving the Nuclear Regulatory Commission’s licence.
Nuclear fusion, the process US researchers successfully demonstrated this month, has big potential advantages over the nuclear power plants operating today.