Search Results

Heavy-duty vehicles in China: Cost-effectiveness of fuel-efficiency and CO2 reduction technologies for long‑haul tractor‑trailers in the 2025–2030 timeframe

China is considering options for increasing fuel efficiency and reduce CO2 emissions from freight transportation. This study assesses the future costs of existing and emerging technologies to reduce...
Published 2019.03.12: Publication

Second-phase fuel economy standards for on-road heavy-duty vehicles in Japan

Japan’s Ministry of Land, Infrastructure, and Transportation finalized new fuel economy standards for new on-road heavy-duty vehicles as part of the government’s ongoing effort to reduce the country’...
Published 2019.01.28: Publication

Modernizing vehicle regulations for electrification

This briefing summarizes existing practices and develops design principles related to adapting vehicle efficiency and CO2 standards in the 2020–2030 time frame to enable a long-term transition to...
Published 2018.10.21: Publication

Meeting of the G20 Transport Task Group

The G20 Transport Task Group (TTG) held its first in-person meeting in Buenos Aires, Argentina, on 24-25 September 2018. The event was co-hosted by the United States Environmental Protection Agency...
Published 2018.09.06: Event

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

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

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

भारत में वाहनीय प्रदूषण को नियन्त्रण में लाना अनिवार्य

प्रेस विज्ञाप्ति, 7 नवम्बर 2013   जल्द से जल्द अतिनिम्न सल्फर ईंधनों और भारत प्रक्रम (बी.एस.) VI वाहनीय उत्सर्जन मानकों को लागू करने से वायु प्रदूषण प्रभावशाली तरीके से कम होगा, जिससे जनस्वास्थ्य को...
Published 2013.11.08: News

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

Global Fuel Economy Initiative's networking meeting

Materials from the GFEI's global networking meeting, held June 20 and 21 at UNEP's headquarters in Paris, are now online here. Quoting from the GFEI site's description of the event: [D]elegates...
Published 2013.06.25: News

In-use Testing for CO2 and Fuel Economy in the United States

  China is considering including an after-production conformity test as part of China’s Phase 3 passenger car fuel consumption standard implementation and enforcement plan and is looking for...
Published 2012.03.09: Publication

Inertia classes proposal

Historically the weight of a vehicle was represented by hanging rotating inertia mass on a dynamometer. This approach required the use of discrete inertia classes and an upper limit for inertia mass...
Published 2011.06.17: Publication

Inertia classes in worldwide harmonized light vehicle test procedure (WLTP) development

The definition of vehicle weight used for testing procedures is an important decision when drafting the regulation on determining emission values under the WLTP. Currently, different inertia class...
Published 2011.05.18: Publication

Overview of China's vehicle emission control program

In booming China, vehicle ownership of all kinds is soaring. Since 2000, the total stock of cars, trucks, and buses has more than quadrupled, from 13.5 million to over 60 million, and the number of...
Published 2011.04.07: Publication

Options for Assessing the CO2 Intensity of Commercial Aircraft under an Airframe Standard

There is considerable interest within ICAO and member states regarding options to set CO2 or GHG emission standards for commercial aviation.This paper identifies several possible carbon intensity...
Published 2009.06.30: Publication

Passenger Vehicle Greenhouse Gas and Fuel Economy Standards

Governments around the world are currently grappling with two distinct but interconnected issues—how to reduce emissions of climate-changing greenhouse gases (GHG) and how to reduce dependence on...
Published 2007.07.02: Publication