The U.S. Environmental Protection Agency and the U.S. Department of Transportation's National Highway Traffic Safety Administration recently published the final Phase 2 rules targeting fuel...
Published 2018.02.05: Publication
Oral and written comments by Rachel Muncrief at a public hearing on the EPA proposal to repeal emission requirements for glider vehicles, glider engines, and glider kits established in the Phase 2...
Published 2017.12.06: News
Can’t get enough of zombie movies? Well, get ready for a real-life version. Scott Pruitt’s EPA is bringing the oldest and dirtiest diesel engines back from the dead—but disguising them in a shiny new...Additional NOx emissions from gliders under the Pruitt proposal would be 13 times what the impact of the Volkswagen fraud in the U.S. would have been had it gone undetected.
Published 2017.12.01: Blog Post
It's not the most important or even the worst thing about the Pruitt EPA's proposal to reverse course on closing a loophole in the emissions regulations for heavy-duty vehicles that left "gliders"—...The summary of a "study" that the glider industry used to support its claim that EPA was wrong about how dirty gliders are is fingernails-on-a-chalkboard aggravating.
Published 2017.11.29: Blog Post
“Run on Less” is more than just a catchy slogan or fancy new report. What is Run on Less? It’s a first-of-its-kind event in which several trucking fleets are showcasing highly efficient tractor-...A first-of-its-kind event in which several trucking fleets are showcasing highly efficient tractor-trailers in real-world operations, to culminate at the North American Commercial Vehicle inaugural...
Published 2017.09.05: Blog Post
Proposed second-phase greenhouse gas emission standards for heavy-duty engines and vehicles in Canada
On March 4, 2017, Environment and Climate Change Canada published proposed standards to reduce greenhouse gas (GHG) emissions from new on-road heavy-duty vehicles. These Phase 2 regulations would...
Published 2017.06.15: Publication
Last month's release of the final rulemaking on Phase 2 standards for heavy-duty vehicles, engines and trailers in the U.S. was — as ICCT researchers pointed out here, here, here and here — a really...Regulatory action to address CO2 emissions and fuel use from heavy-duty vehicles is accelerating around the world. With that in mind, we've been keeping an eye on how the Phase 2 announcement has...
Published 2016.09.16: Blog Post
We usually talk about vehicle fuel efficiency in terms of the amount of carbon we can keep out of the atmosphere, or the amount of oil we can save, or direct benefits to drivers: more miles to the...If you want to stimulate growth in the U.S. economy, you could find a lot worse places to start than with a policy that will drive technology innovation in the freight sector and cut the fuel costs...
Published 2016.09.13: Blog Post
U.S. efficiency and greenhouse gas emission regulations for model year 2018-2027 heavy-duty vehicles, engines, and trailers
On August 16, 2016 the U.S. Environmental Protection Agency and the National Highway Traffic Safety Administration released the final rulemaking for heavy-duty vehicle fuel-efficiency and greenhouse...
Published 2016.08.25: Publication
So Tuesday was a really big deal for commercial trailers in the U.S. The U.S. Environment Protection Agency and the National Highway Traffic Safety Administration released the final rulemaking (FRM)...With the Phase 2 regulation, trailers in the U.S. become the first in the world to be regulated based on their impact on fuel efficiency and carbon emissions.
Published 2016.08.18: Blog Post
Today the U.S. Environmental Protection Agency and the National Highway Traffic Safety Administration released the final rulemaking (FRM) for heavy-duty vehicle fuel-efficiency and greenhouse gas...The final Phase 2 rule is estimated to result in 1.1 billion tons of CO2 reduction over the regulated vehicles’ lifetimes and is considered to be the most comprehensive and technically ambitious...
Published 2016.08.16: Blog Post
Final U.S. Phase 2 heavy-duty vehicle efficiency rule sets standards that are ambitious, far-sighted, and achievable [press statement]
August 16, 2016—The standards for fuel consumption and greenhouse gas emissions of new medium- and heavy-duty vehicles announced today by the U.S. Environmental Protection Agency and Department of...
Published 2016.08.16: News
As we’ve indicated previously, there is a lot at stake with the proposed U.S. truck efficiency standards. This was made even more evident by the input from many stakeholders at the recent EPA and...Compared with the U.S. Deptarment of Energy SuperTruck demonstrations, just how “Super” are the proposed US tractor-trailer standards for model year 2027? Not very.
Published 2015.08.31: Blog Post
With the Obama administration’s proposed truck efficiency rules, nearly everyone is focused on what they will mean for engines and tractor-trailers. We’re certainly guilty of that, with our technical...Sales of heavy pickups are over half of all the trucks covered by the new rules, and they account for 15%–20% of fuel use by U.S. trucks. The rules could have a large and widespread impact.
Published 2015.08.17: Blog Post
Rudolf Diesel in the 1880s said, “The automobile engine will come, and then I will consider my life's work complete.” He clearly knew how big a deal his invention was. But whatever judgment should be...A strong case can be made that the pending U.S. decision on HDV engines standards should push the technology envelope as hard as is feasible based on emerging efficiency technologies.
Published 2015.08.14: Blog Post
In the California Air Resources Board hearing on July 23, 2015, the Board received testimony from stakeholders on how the federal U.S. rulemaking on heavy-duty vehicle efficiency might change. One of...The proposed rule is expected to reduce GHG emissions 150 MMT/year by 2040, and cut oil use in the U.S. by over a 1M bbl/day. But how much further might it go?
Published 2015.08.12: Blog Post
Recent assessments indicate that natural gas vehicles could constitute up to 20 percent of the new 2025 heavy-duty vehicle market, potentially displacing a significant number of diesel vehicles....
Published 2015.07.30: Publication
The proposed new "Phase 2" standard for heavy-duty vehicle fuel consumption and GHG emissions in the U.S. is long and complex (find a concise summary here) — not surprising, because the HDV...One way to begin to cut through the complexity of the proposed new "Phase 2" standard for heavy-duty vehicle fuel consumption and GHG emissions is to look at the vehicle category most of us are most...
Published 2015.07.23: Blog Post
U.S. efficiency and greenhouse gas emission regulations for MY 2018–2027 heavy-duty vehicles, engines, and trailers
On June 19, 2015, the U.S. Environmental Protection Agency and the National Highway Traffic Safety Administration jointly proposed new standards to reduce the fuel consumption and greenhouse gas...
Published 2015.06.25: Publication
[Originally published on HuffPost Green] Tractor trailers and other medium and heavy trucks are the hard working giants of the American highway. They are also a disproportionately large part of our...Tractor trailers and other medium and heavy trucks are the hard working giants of the American highway. They are also a disproportionately large part of our nation's carbon footprint.
Published 2015.06.24: Blog Post