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Laboratory and on-road testing of exhaust emissions of two modern China 5 light-duty gasoline vehicles

There is growing evidence that vehicle emissions under real-world driving conditions can be significantly higher than certified emissions values as tested in the laboratory. As part of China’s...
Published 2018.07.13: Publication

CO2 emissions from new passenger cars in the EU: Car manufacturers' performance in 2017

The EEA recently released a preliminary dataset on the CO2 emissions performance of new passenger cars in the EU in 2017. This dataset is used by the European Commission to monitor and evaluate...
Published 2018.07.11: Publication

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

Off the hook: Europe's current ZLEV proposal would allow CO2 emissions of new combustion engine vehicles to increase

In order to promote the uptake of electrified vehicles, the European Commission included targets for zero-and low-emission vehicles (ZLEV) in its recent regulatory proposal for the time period up to...Even though targets for low- and zero-emission vehicles are an innovative approach for EU standards, they could undercut the climate benefit of the regulation. Fortunately, with some slight...
Published 2018.06.21: Blog Post

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

India Bharat Stage IV and V non-road emission standards

India’s Ministry of Road Transport and Highways has released the final rule for non-road Bharat Stage (CEV/Trem) IV and V emission standards, including stringent emission limits on particulate matter...
Published 2018.06.04: Publication

Technical considerations for implementing a Real Driving Emissions test for passenger vehicles in India

This position brief makes specific recommendations regarding the adoption of Real Driving Emissions (RDE) testing in India. The recommendations are geared towards ensuring that implementation of an...
Published 2018.05.31: 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

The role of standards in reducing CO2 emissions of passenger cars in the EU

The origin of the EU vehicle CO2 regulation is by now a well-known story. European car manufacturers promised to voluntarily reduce average CO2 emissions of new cars to 140 g/km by 2008, starting in...
Published 2018.02.12: Publication

Real-world emissions in China: A meta-study of PEMS data

Vehicle emissions control programs in China have made considerable progress, mainly attributed to the uptake of emissions control technologies driven by increasingly stringent standards and improved...
Published 2018.02.12: Publication

Remote sensing of motor vehicle exhaust emissions

This report provides a comprehensive overview of vehicle remote sensing, an emissions measurement technique which has been used for more than 25 years to evaluate emissions from passing motor...
Published 2018.02.01: Publication

U.S. and Canada: On vehicle emissions compliance and enforcement, two feds are better than one

It’s hard to overstate the importance of the Volkswagen Dieselgate scandal in terms of raising international awareness around the critical importance of having robust provisions in place to monitor...As both U.S. and Canada work to improve their C&E programs, we applaud their team effort to tackle air quality challenges, encourage them to continue to strengthen this partnership, and hope to...
Published 2018.01.22: Blog Post

Naming and shaming manufacturers only works if you have a strong regulator

Defeat devices, airbags that spray metal shards when they deploy, malfunctioning exhaust catalysts . . . what next will cause car manufacturers to recall hundreds of thousands of vehicles? Nissan,...Even though Japan’s compliance and enforcement program is one of the most comprehensive, it could still be improved. Japan has an outsize influence on compliance and enforcement worldwide because it...
Published 2018.01.17: 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

Global baseline assessment of compliance and enforcement programs for vehicle emissions and energy efficiency

As vehicle pollution and fuel efficiency regulations have become more stringent, the technologies required to mitigate emissions and reduce fuel consumption become increasingly complex. One...
Published 2017.11.14: Publication

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