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Why (Run on) Less is more…

“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

2017 Global update: Light-duty vehicle greenhouse gas and fuel economy standards

Global greenhouse gas (GHG) emission and fuel economy standards for light-duty vehicles (LDVs) have progressed significantly in a little more than a decade. Ten years ago, only four governments had...
Published 2017.06.23: Publication

International competitiveness and the auto industry: What's the role of motor vehicle emission standards?

This paper reviews the political science, regulatory, and economics literature to illuminate the international competitiveness impacts of motor vehicle emission standards. The primary question the...
Published 2017.05.23: Publication

Are automakers beating the U.S. vehicle fuel economy standards? Yep, bigly.

Pretty much everybody prefers a vehicle with better fuel economy than worse, all else being equal. After all, who wants to waste money on fuel? And so automakers keep touting how their cars and even...Highlights that low-cost efficiency technology keeps entering the auto market, and automakers keep beating the efficiency standards. Luckily, there is every reason to believe we’ll continue to see...
Published 2016.11.02: Blog Post

Deployment of passenger car technology in Europe and the United States

For both markets, rapid technology diffusion is found in recent years, largely as a response of vehicle manufacturers to increasingly stringent regulatory standards. Yet there are differences in the...
Published 2016.10.27: Publication

Truck trailers in the U.S.: Leading from behind

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

Draft Technical Assessment Report shows U.S. 2025 light-duty vehicle GHG/CAFE standards are firmly on track [press statement]

July 18, 2016—The technical assessment released today by the U.S. Environmental Protection Agency, the National Highway Traffic Safety Administration, and the California Air Resources Board broadly...
Published 2016.07.18: News

Review and evaluation of vehicle fuel efficiency labeling and consumer information programs

Vehicle Fuel Efficiency Labeling (VFEL) is used by numerous countries worldwide to improve the fuel efficiency of their transport fleets. The theory behind VFEL is that better-informed consumers are...
Published 2016.01.27: Publication

Naughty or nice? Automakers and US efficiency standards

Well, it’s that time of year again! No, no, not the holidays. It’s that time of year when the U.S. EPA releases authoritative information on how the automakers are doing in meeting their carbon...Helping out old St. Nick, as he's making his list and checking it twice, with the new vehicle efficiency data in the EPA’s 2015 Trends and Manufacturer Performance reports.
Published 2015.12.17: Blog Post

Transatlantic airline fuel efficiency ranking, 2014

This report compares the fuel efficiency, and therefore carbon intensity, of the top 20 airlines on transatlantic routes between North America and Europe in 2014. It is the first analysis to combine...
Published 2015.11.16: Publication

South Korea fuel economy and greenhouse gas standards for new LDVs 2016-2020

On December 30, 2014, the Ministry of Environment (ME) announced the new average fuel economy (FE) and greenhouse gas (GHG) standards1 for light-duty vehicles (notification no. 2014-235). A nearly...
Published 2015.10.28: Publication

U.S. domestic airline fuel efficiency ranking, 2014

This study, the fourth in a series of yearly analyses of U.S. airlines on domestic operations, arrives as we near a potential turning point for public policy concerning aviation and the environment....
Published 2015.10.22: Publication

China still lagging on fuel consumption in 2014

Following the timeline determined in the Corporate Average Fuel Consumption (CAFC) accounting rule, China's Ministry of Industry and Information Technology (MIIT) released its 2014 CAFC report in...With an average fuel consumption of 7.22 L/100km for the 2014 passenger vehicle fleet, will China be able to meet the national fuel consumption goal of 6.9 L/100km in 2015?
Published 2015.09.18: Blog Post

Vehicle emissions testing in the EU: Why we are still struggling with the dead hand of the past—and what the future is likely to bring

The Committee on Climate Change (CCC) was established in 2008 to advise the British government on emissions targets and report to Parliament on progress made in reducing greenhouse gas emissions and...Manufacturers effectively exploit loopholes in the vehicle CO2 emissions test procedure. The WLTP will help, but can't solve the problem entirely; we need in-use conformity and on-road testing in the...
Published 2015.09.09: Blog Post

Will new U.S. truck standards bring “SuperTrucks” to the market?

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

Why heavy-duty engine standards put India on the best path forward

Last week, my colleague Anup Bandivadekar and I held a webinar to discuss the heavy-duty truck and bus market in India and considerations for an upcoming regulatory program to improve the fuel...Efficiency standards for engines are the most advantageous regulatory design option for India to maximize near-term fuel savings and emission reduction benefits from new heavy-duty vehicles. Engine...
Published 2015.08.25: Blog Post

What do the new truck regulations mean for pickups?

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

The ever-improving efficiency of the diesel engine

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

What is at stake in the U.S. truck efficiency rule

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

Market analysis of heavy-duty vehicles in India

The Government of India has begun the formal process of considering regulation of the fuel efficiency of new trucks and buses. In any regulatory development process, a thorough understanding of the...
Published 2015.08.10: Publication

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