Two bills making it easier to tap the Earth’s heat for on-demand clean power have passed the House. The CLEAN Act and HEATS Act remove many of the federal permitting regulations currently necessary to drill for geothermal power plants, which produce electricity by drawing on the boiling-hot rock miles below the earth’s surface. As House energy bills go, the measures were notably bipartisan. All Republicans voted for them, with 18 Democrats crossing the aisle to vote with the GOP on the HEATS Act, and 31 on the CLEAN Act. If they make it through the Senate, the CLEAN Act and...