Fuel

Cummins Inc. and Tula Technology Inc. announced Tula’s diesel Dynamic Skip Fire (dDSF) software was effective in reducing nitrogen oxides and carbon dioxide emissions on a Cummins X15 HD Efficiency Series diesel engine.

The push for zero-emission trucks in California has left drayage operators questioning that approach in light of their previous investments in equipment using natural gas fuel, an industry association executive said.

Progressively tougher clean air mandates and the increasing corporate focus on environmental sustainability could signal a larger role for natural gas — especially renewable natural gas — as a trucking fuel, experts said.

President Joe Biden invited world leaders to join the U.S. in driving a “fourth industrial revolution” to transform the energy sector, create jobs and overcome the threat of climate change, capping his two-day summit on global warming April 23.

Dealers and other fleet-­servicing shops are coming to terms with the growing shift toward electric fleet vehicles. If enough truck dealerships are slow to adopt, “it may slow down the rollout or it may lead to another service model, such as through third parties or national service chains,” said Mike Roeth, executive director for the North American Council for Freight Efficiency.

The U.S. Transportation Department is moving to reverse former President Donald Trump’s bid to end California’s ability to set its own automobile tailpipe pollution standards.

Transportation Secretary Pete Buttigieg announced a new round of Alternative Fuel Corridor designations as part of the Biden administration’s push to advance electric vehicle charging infrastructure.

Trucking industry insiders as well as certain state regulators agree electric trucks will eventually pull significant market share away from diesel trucks. And truck dealers are already making decisions on how, when or even if to accommodate that seemingly inevitable advance.

The U.S. Postal Service should include more electric vehicles in its new fleet than it first envisioned when it awarded a $6 billion contract to Oshkosh Corp., a U.S. senator told nominees to the service’s board.

President Joe Biden convened leaders of the world’s most powerful countries on April 22 to try to spur global efforts against climate change.