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Transparency of data in the regulation of vehicle emissions in the European Union and United States

Third-party, confirmatory testing is an important source of credibility in the vehicle type approval process. Access to the vehicle testing data needed to conduct confirmatory testing, however, is...
Published 2017.09.05: Publication

A roadmap for heavy-duty engine CO2 standards within the European Union framework

Four countries—Japan, the United States, Canada, and China—now have CO2 or efficiency standards for heavy-duty vehicles (HDVs). The United States and Canada have separate engine standards in addition...
Published 2017.09.04: Publication

Road tested: Comparative overview of real-world versus type-approval NOX and CO2 emissions from diesel cars in Europe

In September 2015, when the news broke about the illegal defeat device used by Volkswagen in the United States, no systematic overview of real-world NOx emission levels by vehicle manufacturer and...
Published 2017.09.03: Publication

Low-carbon technology pathways for soot-free urban bus fleets in 20 megacities

Urban transit bus fleets are a significant source of air pollutant emissions, including black carbon, a harmful ultrafine particle and potent short-lived climate pollutant. Transit bus fleets are...
Published 2017.08.31: Publication

Real-world emissions testing on four vehicles

We commissioned the Laboratory of Applied Thermodynamics, of the Aristotle University of Thessaloniki, and its spin-off company, Emisia, to investigate real-world emissions of four Euro 6 passenger...
Published 2017.08.29: Publication

Waste not want not: Understanding the greenhouse gas implications of diverting waste and residual materials to biofuel production

It has become generally accepted that biofuels produced from food commodity crops cause indirect land use change (ILUC) when increased demand for those crops results in an increase in global...
Published 2017.08.24: Publication

Distribution of air pollution from oceangoing vessels in the Greater Pearl River Delta, 2015

China is the world’s second largest economy and the largest trading nation in the world. Its coastline is visited by thousands of cargo-carrying ships on a daily basis. The Greater Pearl River Delta...
Published 2017.08.23: Publication

Status of policies for clean vehicles and fuels in select G20 countries

Realizing the immense opportunity to promote energy efficiency in their economies, G20 economies adopted an Energy Efficiency Action Plan that identified six focus areas for collaborative activity,...
Published 2017.08.15: Publication

Cost–benefit analysis of early implementation of the China 6 light-duty vehicle emission standard in Guangdong Province

Guangdong Province, ranked first in gross domestic product for the past 28 years in China, has consistently taken actions to improve local air quality. The region is well-known for the “Guangdong...
Published 2017.08.09: Publication

Certification of CO2 emissions and fuel consumption of on-road heavy-duty vehicles in the European Union

On May 11, 2017, during the 67th meeting of the Technical Committee—Motor Vehicles, member states of the European Union unanimously adopted a draft implementing act put forward by the European...
Published 2017.08.01: Publication

Too low to be true? How to measure fuel consumption and CO2 emissions of plug-in hybrid vehicles, today and in the future

The global market for electric vehicles is growing rapidly and plug-in hybrid electric vehicles (PHEVs) play a particularly important role given their relatively high market share – accounting for 13...
Published 2017.07.28: Publication

New mobility: Today's technology and policy landscape

The phrase “new mobility” has come into widespread use to describe the intersection of new technologies with new business models (and some existing ones). New mobility has the potential to...
Published 2017.07.27: Publication

How rapeseed and soy biodiesel drive oil palm expansion

The role of food-based biofuels in climate mitigation policies such has long been controversial due to their impact on food prices and land use. Even when biofuel feedstocks are grown on existing...
Published 2017.07.27: Publication

Expanding the electric vehicle market in U.S. cities

This paper assesses the U.S. electric vehicle market and the actions driving it, focusing on the 50 most populous U.S. metropolitan areas. This work analyzes the connections among various state and...
Published 2017.07.24: Publication

Market analysis and fuel efficiency technology potential of heavy-duty vehicles in China

Chinese translation available here (.pdf) This study examines the HDV market in China and investigates the potential for currently sold vehicles to reduce fuel consumption through the adoption of...
Published 2017.07.20: Publication

Fuel efficiency technology in European heavy-duty vehicles: Baseline and potential for the 2020–2030 timeframe

Heavy-duty vehicles produce about a quarter of all carbon dioxide (CO2) emissions from road transport in the European Union (EU), and some 5% of the EU’s total greenhouse gas emissions. Their share...
Published 2017.07.16: Publication

Market surveillance of vehicle emissions: Best-practice examples with respect to the European Commission's proposed type-approval framework regulation

On January 27, 2016, the European Commission (EC) proposed a new motor vehicle type-approval framework that will, if adopted, make fundamental and far-reaching changes to the existing Framework...
Published 2017.07.13: Publication

Diesel Technology Developments

In the analyses for the 2025 corporate average fuel economy (CAFE) and greenhouse gas standards, the U.S. Environmental Protection Agency and the National Highway Traffic Safety Administration...
Published 2017.07.10: Publication

Diesel Engines

The technology assessments conducted by the Environmental Protection Agency and the National Highway Traffic Safety Administration to inform the 2017–2025 passenger vehicle fuel economy and...
Published 2017.07.10: Publication

Barriers to the adoption of fuel-saving technologies in the trucking sector

Freight trucks are the backbone of most economies, because they are responsible for a significant portion of goods movement. Although freight trucks make up a relatively small percentage of the on-...
Published 2017.07.07: Publication

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