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The U.S. average retail price of diesel fell 2.2 cents to $2.421 a gallon, according to the Department of Energy, as crude oil prices crept higher.

The U.S. average retail price of diesel fell 2.7 cents to $2.443 a gallon, according to the Department of Energy, as crude oil prices continued their slide since the presidential election.

Advocates of heavy-duty engines powered by diesel or natural gas are vying for a share of the windfall directed at nitrogen oxide mitigation in all 50 states after recent approval of the federal government’s multibillion-dollar settlement with Volkswagen AG.

Advocates of heavy-duty engines powered by diesel or natural gas are separately vying for a share of the windfall directed at nitrogen oxide mitigation in all 50 states after recent judicial approval of the federal government’s multibillion-dollar settlement with Volkswagen AG.

The U.S. average retail price of diesel dipped 0.9 cent to $2.470 a gallon, according to the Department of Energy.

Ryder System Inc. has launched a new service to deliver diesel fuel to its customers that leverages its national fuel buying power.

The U.S. average retail price of diesel rose 0.1 cent to $2.479 a gallon, according to the Department of Energy, as crude prices continued their weeklong retreat below $50.

Emissions from ships, trucks and trains at the Port of Oakland in California dropped by 75% since 2015 after a $100 million cleanup campaign.

The U.S. average retail price of diesel dipped 0.3 cent to $2.478 a gallon, according to the Department of Energy.