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U.S. retail sales in October of Class 4 through Class 7 medium-duty commercial vehicles were almost flat compared with a year earlier at just above 21,000, WardsAuto .com reported.

As U.S. President Joe Biden weighs alternatives to lower fuel prices, one move that could bring immediate relief at the pumps is sparking debate: adjusting the Bush-era renewable fuel mandate.

New oil and gas leasing within 10 miles of Chaco Culture National Historical Park will be prohibited for the next two years as officials consider a proposal to withdraw federal land in the area from development for a 20-year period, the U.S. Department of Interior said Nov. 15.

The U.S. Supreme Court rejected two appeals from Volkswagen AG, leaving intact rulings that let state and local governments sue over a diesel-emissions cheating scandal that already has cost the German automaker more than $23 billion.

A divided federal appeals court has thrown out portions of the 2016 Phase 2 greenhouse gas emissions rule that would have required heavy- and medium-duty trailers for the first time ever to adopt some combination of fuel-saving technologies.

U.S. consumers faced the biggest jump in their energy bills in more than a decade in October, with costs soaring for electricity, natural gas and fuel oil as cooler weather approaches.

Shipping routes for the transport of iron ore from Australia to Japan and containerized goods from East Asia to Europe are at the center of plans to slash maritime carbon emissions by 2030.

The national average for diesel barely budged, nudging up three-tenths of a cent to $3.730 a gallon, according to Energy Information Administration data released Nov. 8.

West Texas Intermediate pared earlier gains after U.S. Energy Secretary Jennifer Granholm told MSNBC that President Joe Biden may make an announcement to address high oil and gasoline prices this week.