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Overview and evaluation of eco-innovations in European passenger car CO2 standards

The eco-innovations mechanism rewards innovative technologies that produce real-world CO2 savings beyond what is measured over the standardized test cycle during vehicle type approval. Because CO2...
Published 2018.07.11: Publication

The European Commission's proposed CO2 standards for heavy-duty vehicles

On May 17, 2018, the European Commission released a regulatory proposal for setting the first ever carbon dioxide (CO2) emission standards for new heavy-duty vehicles (HDVs) sold in the European...
Published 2018.06.26: Publication

New vehicle rating system sheds additional light on Europe's NOx emissions, urban air-quality problems

Innovative technique using remote-sensing technology and statistical analysis to measure and report real-world exhaust emissions profiles EU passenger car models, on-road vehicle fleet The Real...
Published 2018.06.05: News

Explanation of the TRUE real-world passenger vehicle emissions rating system

The TRUE initiative seeks to supply cities with data regarding the real-world emissions of vehicle fleets, and equip them with technical information that can be used for strategic decision-making....
Published 2018.06.05: Publication

Determination of real-world emissions from passenger vehicles using remote sensing data

Remote sensing of emissions has a number of important characteristics that make it particularly useful for real-world emissions surveillance. This paper builds upon the CONOX remote sensing data...
Published 2018.06.05: Publication

The Real Urban Emissions (TRUE) Initiative vehicle rating fact sheet

The TRUE initiative seeks to supply cities with data regarding the real-world emissions of vehicle fleets, and equip them with technical information that can be used for strategic decision-making....
Published 2018.06.04: Publication

Changes to the motor vehicle type-approval system in the European Union

In spring 2018, the political bodies of the European Union (EU) adopted a number of measures designed to improve the procedure for determining emissions of new road vehicles. These measures are part...
Published 2018.05.29: Publication

The European Commission proposal for heavy-duty vehicle CO2 standards sets fair, far-sighted, and achievable targets

The European Commission today proposed carbon dioxide (CO2) emission standards for heavy-duty vehicles. It is Europe’s first attempt at setting mandatory targets for reducing the greenhouse gas...
Published 2018.05.17: News

How to think about vehicle bans: An update after two major European judicial decisions

In August and again in December of last year, I was asked to speak about the implications of the surprising surge in public announcements of future bans on certain types of vehicles. At the time, I...There has been a surprising surge in announcements by cities and national governments of future bans on certain types of vehicles. These bans are a signal of growing political will, impatience with...
Published 2018.05.02: Blog Post

VW defeat devices: A comparison of U.S. and EU required fixes

Following the revelations that Volkswagen had embedded defeat devices in its software calibrations for all of its 2009–2014 diesels in Europe and 2009–2015 diesels in the US, regulatory agencies have...
Published 2017.12.14: Publication

How well are governments enforcing vehicle emissions standards? Worldwide, the answer is: Not as well as they could be

New survey-based study shows notable disparities in compliance activities, accomplishments among most important global vehicle markets Washington DC—A new study cataloging and evaluating the efforts...
Published 2017.11.14: News

Umsetzung der Abgasgesetzgebung für Fahrzeuge weltweit oft unzureichend, insbesondere in der EU bislang ineffektive Umsetzung und Nachkontrolle

Eine neue Studie der unabhängigen Forschungsorganisation International Council on Clean Transportation (ICCT) untersucht, wie effektiv die verantwortlichen Behörden der wichtigsten Fahrzeugmärkte...
Published 2017.11.14: News

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

Like magic! How to make high vehicle CO2 emissions simply disappear

Ask people on the streets in Germany who they think is the most famous magician ever, and the name you would probably hear most is David Copperfield. Almost everyone knows him and is fascinated by...On June 26, the BMVI finally published the CO2 measurement results we had been waiting for. But in the interim the Ministry re-tested 29 of the original vehicle models. Only a subset of those results...
Published 2017.07.03: Blog Post

DO Wales 2016

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Published 2017.06.29: Event

Impacts and mitigation of excess diesel NOx emissions in 11 major vehicle markets

A new study published online May 15 in the journal Nature quantifies the global health and environmental burden of real-world diesel NOx emissions in 11 major vehicle markets. The study found that...
Published 2017.05.22: Event

Statement vor Abgas-Untersuchungsausschuss im Deutschen Bundestag

Ein Untersuchungsausschuss des Deutschen Bundestags geht seit September 2016 der Frage nach, inwieweit die Bundesregierung Kenntnis über die zunehmende Diskrepanz zwischen offiziellen und realen...
Published 2016.09.28: News

CO2 emissions from new passenger cars in the EU: Car manufacturers’ performance in 2015

This briefing paper summarizes and analyzes preliminary data for 2015 recently released by the European Environment Agency (EEA) on CO2 emissions from new passenger cars in the EU. The EEA data show...
Published 2016.06.22: Publication

Assessing real-world CO2 emissions using simulation and PEMS data

The Real Driving Emissions (RDE) testing procedure will introduce on-road testing as well as not-to-exceed emission limits for new passenger cars in Europe. However, for the time being, these on-road...
Published 2016.06.21: Publication

Opel's admissions of defeat device calibrations

A little while ago I blogged about the widespread practice by automakers in the EU of reducing nitrogen oxide (NOx) emission controls at ambient temperatures below 10 °C–17 °C and after a hot restart...Opel admits to reducing vehicle emission controls based on conditions other than ambient temperature or restart. Opel says its “engines are in compliance” in Europe. But, once again, they would not...
Published 2016.06.15: Blog Post

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