Clean vehicle technology is advancing by leaps and bounds, but the direction it is moving is not always clear. A panel discussion at a recent alt fuel conference explored global trends in the space and the need for more certainty.
The Trump administration began the process of revising Obama-era fuel economy standards for vehicle manufacturers today, and announced it may revoke California's waiver that allows that state to set its own emissions rules.
Two Democratic senators who oversee environmental issues sent a letter on March 12 to Environmental Protection Agency Administrator Scott Pruitt, urging him to reverse his November 2017 proposal to repeal air emission standards for glider kits.
Tennessee Tech's president has sent a letter to the U.S. Environmental Protection Agency urging that it not use the university's glider kit environmental impact study pending an investigation into the validity of its results.
A controversial study commissioned by Fitzgerald Glider Kits that played a key role in a recent EPA proposal to rollback glider kit restrictions has come under fire by the faculty of the Tennessee university that conducted it.
Cummins Westport announced that the Environmental Protection Agency and California Air Resources Board have certified the 2018 ISX12N natural gas engine.
Environmental advocates, state attorneys general, and others are urging the Environmental Protection Agency to maintain the Obama administration’s ruling on glider kits under the Greenhouse Gas Phase 2 rules, calling the current efforts to reverse the rule at odds with the Clean Air Act.
Commercial fleets that converted from diesel to natural gas power could potentially accelerate the rate of climate change, finds one report. What is the industry doing to address the issue?
Looks like SmartWay’s days are numbered, if not those of the entire Environmental Protection Agency, but we shouldn't be especially sad if EPA budget cuts kill SmartWay. We have options, writes Rolf Lockwood, Executive Contributing Editor.
In his Passing Zone blog, HDT's David Cullen weighs in on an Environmental Protection Agency proposal to eliminate the agency's voluntary fuel-saving SmartWay program as part of budget cuts under the Trump administration.