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Organizers for this year's gathering of the Transportation Research Board in Washington have come up with a list of a dozen topic areas that policymakers need to address to ensure a sustainable transportation network.

The U.S. average retail price of diesel dropped 3.7 cents to $2.976 a gallon, the U.S. Energy Information Administration reported Jan. 14, even as crude oil prices climbed above $50 per barrel.

American Fuel & Petrochemical Manufacturers and American Trucking Associations have asked the U.S. Supreme Court to reject an appeals court ruling that upheld the state of Oregon’s program to reduce the carbon intensity of fuel by 10% by 2025.

The U.S. petroleum industry is meeting record world demand while decreasing the amount of carbon emissions released into the skies, but challenges lie ahead if it hopes to maintain that momentum, according to the American Petroleum Institute’s annual report, “State of American Energy 2019.”

LAS VEGAS — Amid a sea of gadgets, drones, robots and virtual reality demos, commercial trucking carved out a significant niche for itself here at the Consumer Electronics Show, the world’s largest technology event.

LAS VEGAS — Kenworth Truck Co. and Toyota are collaborating to develop 10 hydrogen-electric tractors for drayage operations in the Los Angeles basin, the companies announced.

Taino’s arrival gives Jacksonville a fourth cargo ship powered by natural gas for Puerto Rico shipments, putting the port at the vanguard in using a fuel source that only recently became tried and tested in cargo ships. Jacksonville-based Crowley Maritime owns two of the ships.

TransCanada Corp. is taking the Canada out of its name. The Calgary, Alberta, firm that was created in 1951 as TransCanada Pipelines Ltd. to bring natural gas to eastern Canada from Alberta, will change its name to TC Energy in the second quarter.

To deliver an electric vehicle that’s cheaper, safer and capable of traveling 500 miles on a single charge, the auto industry needs a breakthrough in battery technology. Easier said than done.

In the debate over climate change, the heaviest polluters — think: power plants, trucks and cars — get the most attention from policymakers. New research suggests a broader view might be called for.