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Needs and opportunities to reduce black carbon emissions from maritime shipping

Ports and marine vessels are major sources of diesel particulate matter and black carbon. There are growing concerns about the impacts that air pollution from shipping has on the environment,...
Published 2015.03.24: Publication

Accelerating progress from Euro 4/IV to Euro 6/VI vehicle emissions standards

After the adoption of Euro 5/V standards in the EU, certain shortcomings in the regulation became apparent. For heavy-duty vehicles, Euro V standards have not achieved hoped-for reductions for NOx...
Published 2015.03.05: Publication

Survey of best practices in reducing emissions through vehicle replacement programs

In many regions of the world, older, high-emitting vehicles account for a small percentage of the overall vehicle fleet but a disproportionately large share of total emissions. These vehicles may be...
Published 2015.03.02: Publication

Comparing real-world off-cycle NOx emissions control in Euro IV, V, and VI

Heavy-duty vehicles built and certified in conformity to Euro IV and V emissions standards frequently do not achieve the real-world NOx emissions expected under those standards. Now data is becoming...
Published 2015.03.02: Publication

Costs and adoption rates of fuel-saving technologies for trailers in the Canadian on-road freight sector

This report, “Costs and adoption rates of fuel-saving technologies for trailers in the Canadian on-road freight sector,” is the outcome of a collaboration between the ICCT and Pollution Probe, a...
Published 2015.02.11: Publication

Literature review: Real-world fuel consumption of heavy-duty vehicles in the United States, China, and the European Union

In contrast to passenger cars, data on HDV fuel efficiency are not readily available. That is the primary motivation for this literature review, which provides a summary of recent data on real-world...
Published 2015.02.09: Publication

Global overview of on-board diagnostic (OBD) systems for heavy-duty vehicles

On-board diagnostic (OBD) systems monitor the performance of engine and aftertreatment components, including those responsible for controlling emissions. The OBD system is designed to help ensure...
Published 2015.02.09: Publication

Air pollution from marine vessels in the U.S. High Arctic in 2025

Marine vessels are a significant source of greenhouse gas and air pollutant emissions, including CO2, NOX, SOX, particulate matter, and black carbon, which impact local air quality, human health,...
Published 2015.01.30: Publication

Potential low carbon fuel supply to the Pacific Coast region of North America

This study investigates the potential to meet the fuel carbon goals of four jurisdictions of the Pacific Coast region, simultaneously. California’s Low Carbon Fuel Standard, British Columbia’s Low...
Published 2015.01.23: Publication

The state of clean transport policy: A 2014 synthesis of vehicle and fuel policy developments

This report summarizes advances in national and international regulations intended to reduce energy use, mitigate climate change, and control air pollution from motor vehicles and fuels across...
Published 2014.12.23: Publication

Regulaciones sobre emisiones de vehículos pesados en México

En Diciembre 1, 2014, COMARNAT, el comité nacional regulador de la Secretaria de Medio Ambiente y Recursos Naturales (SEMARNAT), aprobó una propuesta de actualización realizada por SEMARNAT a los...
Published 2014.12.22: Publication

Mexico heavy-duty vehicle emissions standards

On December 1, 2014, COMARNAT, the national regulatory committee of Mexico's Secretariat of Environment and Natural Resources (SEMARNAT), approved a proposed update by SEMARNAT to existing emissions...
Published 2014.12.22: Publication

Proposed Saudi Arabia CAFE standard for new LDVs 2016-2020

The Kingdom of Saudi Arabia (KSA) announced new light-duty vehicle (LDV) fuel economy standards in November 2014. The proposed standards apply to all new and used passenger vehicles and light trucks...
Published 2014.12.18: Publication

Opportunities to reduce vehicle emissions in Jakarta

Jakarta’s expanding fleet of motor vehicles is a key target of urgently needed actions to curb the city’s dangerous air pollution. This briefing paper highlights technologies and policies to reduce...
Published 2014.12.10: Publication

Heavy-duty vehicle diesel engine efficiency evaluation and energy audit

A main input for vehicle efficiency simulation tools is a fuel consumption map that characterizes the efficiency of the engine at its various operational points. This work provides a complete engine...
Published 2014.12.10: Publication

Road transport in the EU Emissions Trading System: An engineering perspective

The introduction of mandatory CO2 standards for passenger cars in the European Union led to a significant decrease in the level of CO2 emissions for new vehicles, and increased deployment of vehicle...
Published 2014.12.04: Publication

Development of test cycle conversion factors among worldwide light-duty vehicle CO2 emission standards

Comparing the light-duty vehicle fuel efficiency standards in effect in the world's largest auto markets is not a simple, straightforward process, because any fair, apples-to-apples comparison must...
Published 2014.12.03: Publication

The reduction of upstream greenhouse gas emissions from flaring and venting

Oil wells produce natural gas along with oil, and in places where it’s difficult to transport or utilize the gas, operators of the wells may burn it (flaring) or in a few cases simply release it to...
Published 2014.11.19: Publication

U.S. domestic airline fuel efficiency ranking, 2013

The newest release of this annual rankings report compares the fuel efficiency, and therefore carbon intensity, of U.S. airlines on domestic operations in 2013. The report also investigates changes...
Published 2014.11.19: Publication

European vehicle market statistics, 2014

The annual European Vehicle Market Statistics Pocketbook offers statistical portrait of passenger car and light commercial vehicle fleets in the European Union from 2001—and, beginning with the 2014...
Published 2014.11.12: Publication

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