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TC Energy Corp.’s long-delayed Keystone XL oil pipeline cleared a significant legal hurdle as the Nebraska Supreme Court ruled that regulators’ approval of the conduit’s route through the state was valid.

The U.S. average retail price of diesel dropped 1.7 cents to $2.994 a gallon, the Department of Energy reported Aug. 19. Crude oil prices lifted moderately to pass $56 a barrel as U.S.-China trade tensions eased somewhat, while a drone attack on an oil field in Saudi Arabia rekindled concerns over the oil supply chain.

Faced with more people driving Colorado’s increasingly clogged roads and fouling air that’s flunking federal standards, state health officials this week embraced an alternative vision — that hundreds of thousands of drivers soon, if given options, will shift to zippier electric vehicles that don’t pollute and roll 300 miles on a charge.

Iran is racing to return an oil supertanker to international waters after a Gibraltar court determined it couldn’t wait for the United States to take action that would prolong the six-week detention of the vessel for allegedly violating trade sanctions.

The days when energy stocks and the price of oil moved in lockstep are now few and far between. In Canada, it’s the worst divergence on record.

The Trump administration is readying a plan to end direct federal regulation of methane leaks from oil and gas facilities, even as some energy companies insist they don’t want the relief.

A new North Carolina law allows the operators of publicly available electric car charging stations to make drivers pay for how much electricity they get when they charge their car batteries.

BERKELEY HEIGHTS, N.J. — President Donald Trump is showcasing growing efforts to capitalize on western Pennsylvania’s natural gas deposits by turning gas into plastics.

WASHINGTON — U.S. consumer prices rose 0.3% in July, pushed higher by more expensive gas, medical care and housing.