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Traton: Batteries Are the Future, Not Fuel Cells
The Changing World of Alternative Fuels

The Changing World of Alternative Fuels

HDT Editor in Chief Deborah Lockridge looks back on how interest in alternative fuels has waxed and waned since she began covered the trucking industry in 1990.

September 30, 2021

In Pursuit of Green Hydrogen for Trucking

In Pursuit of Green Hydrogen for Trucking

If hydrogen fuel-cell trucks are truly part of the answer for a zero-emissions future, the upstream process of producing and transporting that hydrogen fuel also needs to be “green.”

August 19, 2021

Green Transportation: Beyond the Tailpipe [Commentary]
HDT's Top Green Fleets of 2019

HDT's Top Green Fleets of 2019

All of Heavy Duty Trucking magazine's Top Green Fleets of 2019 take sustainability to the next level — through fuel economy, freight efficiency, alternative fuels, energy savings, and more.

November 1, 2019

EPA Adds SmartWay Day Cab Program, Revises Retread Tire Specs

EPA Adds SmartWay Day Cab Program, Revises Retread Tire Specs

The Environmental Protection Agency is making some changes to its SmartWay program that offers information on verified fuel-efficient technologies. Day cabs are now eligible for the SmartWay designation, and research into fuel-efficient retreads will result in changes to how those products are classified.

July 9, 2019

Commentary: Trucking’s Many Paths to Saving the Planet
Tennessee Tech Says Glider Kit Emissions Study Conclusions Inaccurate

Tennessee Tech Says Glider Kit Emissions Study Conclusions Inaccurate

Tennessee Tech said some of the conclusions of its study of glider kit emissions were not accurate, and that the data does not support its earlier statements that the remanufactured engines used in glider kits performed as well as OEM engines certified under EPA emissions standards.

October 25, 2018

HDT's Top Green Fleets of 2017

HDT's Top Green Fleets of 2017

This is the fifth year we’ve recognized some of the country’s “greenest” fleets with our Top Green Fleets award – and this year, we’ve narrowed the field and made it more competitive, honoring 25 of the most fuel-efficient, environmentally conscientious, alternative-fuel-forward fleets in the U.S.

November 15, 2017

New E-Reefers Smart Move for LA Grocery Delivery

New E-Reefers Smart Move for LA Grocery Delivery

D&D Wholesale Distributors in City of Industry, Calif., has been distributing produce, meats, poultry, grocery, non-foods, frozen foods and dairy in the Southern California area since 1979. It's responding to the state's demand for lower emissions by moving to all-electric refrigeration units for its delivery trucks.

September 6, 2016

Commentary: Devil's in the Details of California Emissions Dream
Much Work Remains to Get to Final Version of GHG Phase 2 Proposal
Q&A: Environmental Defense Fund's Jason Mathers

Q&A: Environmental Defense Fund's Jason Mathers

Environmental groups working hand in hand with trucking? "One of the key priorities for our organization over the coming years is to advance strong fuel efficiency and greenhouse gas standards in the heavy-duty truck space," says Jason Mathers with the Environmental Defense Fund. But he says he wants to do it in a way that makes sense for trucking businesses.

July 9, 2014

The Lowdown on the New Low-Viscosity Oils

The Lowdown on the New Low-Viscosity Oils

Exactly what is this "high-temp, high-shear" viscosity engine oil standard in the works for the next round of EPA emissions standards, and what are engine makers doing to make sure engines will still be well protected?

March 13, 2014

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