Topics / Working paper

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Investigated the impacts of updating three standards in Mexico to align with the international best practices employed in the rest of North America: gasoline and diesel sulfur standards, passenger vehicle emissions standards, and truck and bus emissions standards. 

Comparison of the fuel efficiency of airlines serving 10 transborder routes between Canada and the United State for the 12 months between March 2016 and February 2017. 

Assesses the environmental impacts of crop residue management to inform advanced biofuel policy in Europe.

2011.07.19

Actions that reduce or eliminate HFC-134a emissions can make an important contribution toward lowering the overall climate impact of the global auto fleet. This paper assesses alternate refrigerant emissions and their climate impacts.

Publication: Working paper
2011.06.17

Builds on more detailed explanations in past WLTP doucments and presents, for discussion, a proposal for defining inertia classes for the WLTP GTR.

Publication: Working paper
2011.05.18

This paper was submitted to the UNECE GRPE informal subgroup on the development of a worldwide harmonized light vehicles test procedure (WLTP-DTP) on the issue of inertia classes to be used in the development of the WLTP.

Publication: Working paper
2010.12.21

Summarizes key steps in fuel economy data collection and verification under the U.S. corporate average fuel economy system.

Publication: Working paper
2010.10.07

Case study demonstrates how metrics that include vehicle and/or fuel weight could relax incentives for manufacturers to devote technological improvements to reducing fuel consumption rather than boosting performance.

Publication: Working paper
2010.10.07

Surveys the range of test cycles used to evaluate the efficiency of vehicles—including passenger cars and trucks, motorcycles, heavy-duty trucks and buses, and marine vessels—in order to inform ICAO discussion of a CO2 certification procedure.

Publication: Working paper
2010.03.21

Discusses initial ICCT work on sales‐weighted historical trends in new aircraft design attributes and their influence on aircraft efficiency, using design range as a first area of inquiry.

Publication: Working paper
2009.10.04

Overview of low-carbon fuel related standards in various stages of development and implementation in the U.S., California, Europe, and the UK.

Publication: Working paper

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