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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

Impacts of world class vehicle efficiency and emissions regulations in select G20 countries

In 2014, the G20 Energy Efficiency Action Plan prioritized the establishment of a Transport Task Group (TTG) to promote cooperation among participating G20 countries to develop domestic policies that...
Published 2017.01.25: Publication

A global strategy to introduce low-sulfur fuels and cleaner diesel vehicles

Diesel engines power the dominant share of goods movement, construction equipment, and public transport vehicles in the global economy. This report presents a global strategy to reduce fine...
Published 2016.11.28: Publication

Direct progression from Bharat IV to Bharat VI national vehicle emission standards in India

The Indian Ministry of Petroleum and Natural Gas has been considering the possibility of leapfrogging from Bharat Stage (BS) IV emission standards in April 2017 to BS VI emission standards in April...
Published 2015.09.15: Publication

Market analysis of heavy-duty vehicles in India

The Government of India has begun the formal process of considering regulation of the fuel efficiency of new trucks and buses. In any regulatory development process, a thorough understanding of the...
Published 2015.08.10: Publication

Policies to reduce fuel consumption, air pollution, and carbon emissions from vehicles in G20 nations

The transport sector consumes more than half of global oil production, and releases nearly a quarter of all anthropogenic carbon dioxide emissions. Motor vehicles and engines contribute to ambient...
Published 2015.06.08: 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

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

India's vehicle emissions control program

Rising transportation activity—the ever-increasing demand to move more people and goods further and faster—is both a cause and an effect of India’s rapid economic growth. As necessary as the increase...
Published 2013.11.05: Publication

The impact of vehicle and fuel standards on premature mortality and emissions

Technology-forcing regulations in the United States, European Union, and Japan have resulted in highly effective controls of tailpipe emissions. Advanced aftertreatment technology and engine tuning,...
Published 2013.11.04: Publication

Impact of standards on premature mortality and emissions: India in global context

Approximately ten percent of all years of life lost from exposure to vehicle emissions around the world occur in India. Without new limits on vehicle emissions and fuel sulfur content, the number of...
Published 2013.09.26: Publication

Vehicle emissions compliance for LDVs in India

Compliance and enforcement programs aim to ensure that, even after a period of use, vehicle emissions of criteria pollutants (primarily particulates, nitrogen oxides, hydrocarbons, and carbon...
Published 2013.08.21: Publication

The case for early implementation of stricter fuel quality and vehicle emission standards in India

The 2013 Auto Fuel Policy Committee is charged with establishing a roadmap for vehicle emission and fuel quality standards in India through 2025. While there is a general consensus that India...
Published 2013.08.16: Publication

Best practices in emission control of in-use heavy-duty diesel vehicles

This report summarizes policy approaches to controlling in-use emissions from heavy-duty vehicles (HDVs), including freight trucks, buses, municipal government and other service fleets. HDVs, while...
Published 2013.08.02: Publication

Estimated cost of emission reduction technologies for LDVs

The cost of meeting standards for conventional pollutant emissions is a perennial bone of contention in arguments over vehicle emission regulations. The public health benefits of the most stringent...
Published 2012.06.11: Publication

Urban off-cycle NOx emissions from Euro IV/V trucks and buses

Despite meeting more stringent regulatory standards for exhaust emissions during type approval, many Euro IV and Euro V heavy-duty vehicles equipped with selective catalytic reduction (SCR) systems...
Published 2012.04.10: Publication

Sustainable Management of Two- and Three-Wheelers in Asia

The large share of two- and three-wheelers in Asian countries pose significant challenges to air-quality, public health and road safety. Emission standards and technologies that have been applied for...
Published 2011.11.30: Publication

Managing motorcycles: Opportunities to reduce pollution and fuel use from two- and three-wheeled vehicles

For millions of people living in large cities in the developing world, two- and three-wheeled motorcycles offer convenient, affordable access to motorized transportation. Nowhere is this trend more...
Published 2009.10.09: Publication

Air emissions from two- and three-wheelers: Initial issues assessment

This report is intended to present a summary of the current regulatory environment, provide appropriate background information, and introduce potential control measures for consideration in future...
Published 2007.07.02: Publication

Air Pollution and GHG Emissions from Oceangoing Ships

In a world of global supply chains and rapidly expanding trade, ocean shipping—currently the dominant mode of transport for international cargo—is becoming an increasingly important source of air...
Published 2007.03.07: Publication