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The U.S. average retail price of diesel dropped by 1 cent to $3.034 a gallon, the Department of Energy reported July 29.

Four major automakers have reached a secret deal with California to increase gas mileage and greenhouse gas emissions standards, bypassing the Trump administration’s plan to freeze standards at 2021 levels, according to two people briefed on the matter.

Battery-electric medium-duty trucks may have a bright future due to their potential to reduce operational costs and improve sustainability. But currently, the availability of these trucks is limited as testing continues.

The U.S. average retail price of diesel dropped by 0.7 cent to $3.044 a gallon, the Department of Energy reported July 22. Meanwhile, crude oil rose to slightly more than $56 a barrel during trading of West Texas Intermediate.

Tankers are offloading millions of barrels of Iranian oil into storage tanks at Chinese ports, creating a hoard of crude sitting on the doorstep of the world’s biggest buyer.

Infrastructure policy, which was seen as a bright legislative point at the start of the year capable of reaching President Donald Trump’s desk, is now hardly mentioned by the president and leaders on Capitol Hill.

In the absence of a strong federal partner, states clamoring for infrastructure funds have taken financing measures into their own hands.

WASHINGTON — Federal policymakers crafting comprehensive transportation legislation should consider enhancing investments in low-emissions technologies across the freight sector, an executive with Cummins Inc. told a congressional panel July 16.

Trailer makers intending to sell their products in California beginning Jan. 1 must certify beforehand that the equipment meets the state’s Phase 2 greenhouse gas rule and receive an executive order, according to the California Air Resources Board.