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Californians will vote in November on a ballot proposition that would repeal a new gas tax and vehicle fees, saddling Gov. Jerry Brown with a final challenge to preserve a key part of his legacy before leaving office.

The U.S. average retail price of diesel fuel fell 2.8 cents to $3.216 a gallon, the fourth week in a row of declines, according to the weekly report from the U.S. Department of Energy’s Energy Information Administration.

The internet doesn’t carry goods, only more and more orders for them. Self-driving trucks are a long way off. In the meantime, somebody has to haul freight and make deliveries.

The U.S. Environmental Protection Agency has proposed increasing the mandated volume of biomass-based diesel by 330 million gallons for 2020, from a static volume of 2.1 billion gallons in 2018 and 2019, to 2.43 billion gallons in 2020.

In an apparent reaction to pressure from a number of associations representing chemical, petroleum, manufacturing and business trade groups, the U.S. Coast Guard on June 21 announced plans to delay for three years a requirement that hundreds of bulk cargo facilities deploy Transportation Worker Identification Credential biometric card readers by Aug. 23.

GOTHENBURG, Sweden — Volvo Trucks executives said they are convinced that electric vehicles will play an increasingly important role in the future of commercial transportation and outlined their first steps toward making that vision a reality.

Daimler AG lowered estimates of its earning potential for 2018 as its car unit feels the effect of higher tariffs.

WASHINGTON — Public outreach efforts can dispel misconceptions about miles-based user fee (MBUF) programs, according to Mike Warren, principal consultant at WSP USA.

WASHINGTON — Road user charges, manifested in the form of a miles-based user fee (MBUF), are the best alternative for sustainable infrastructure funding, according to Rep. Earl Blumenauer (D-Ore.).