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A global snapshot of the air pollution-related health impacts of transportation sector emissions in 2010 and 2015

Exhaust from vehicles is a major source of outdoor air pollution worldwide. This study links state-of-the-art vehicle emissions, air pollution, and epidemiological models to estimate the impacts of...
Published 2019.02.26: Publication

Fact sheet: International policy impacts on palm oil in Indonesia

Global demand for palm oil has been growing rapidly, with worldwide imports almost tripling since 2000. Indonesia produces 51% of international palm oil and palm kernel oil imports. While overall...
Published 2019.01.30: Publication

International policy and market drivers of Indonesian palm oil demand

Indonesia produces roughly half of all palm oil and palm kernel oil globally. Palm oil has a variety of uses in food, animal feed, oleochemicals, and other industrial purposes. One significant use of...
Published 2019.01.30: 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

The future is electric, but why’s it taking so long?

As clean energy policy and business leaders convene in San Francisco for the September 12-14 Global Climate Action Summit, few topics of discussion are as hot as how to transition to electric...Many automakers have shared details on their plans for an electric future. How does it stack up to public policy goals?
Published 2018.09.06: Blog Post

Reviving supersonic flight would likely have significant harmful environmental consequences, new analysis shows

New supersonic aircraft could burn 5 to 7 times more fuel than standard aircraft and exceed CO2 emission limits by 70% The re-introduction of supersonic transport aircraft (SST) into commercial...
Published 2018.07.17: News

Costs of emission reduction technologies for diesel engines used in non-road vehicles and equipment

Diesel engines used to power non-road equipment and vehicles, such as agricultural tractors and construction equipment, are a significant source of air pollutant emissions. Several regions around the...
Published 2018.07.11: Publication

Transpacific airline fuel efficiency ranking, 2016

This report compares the fuel efficiency of 20 airlines operating nonstop flights between the mainland United States and East Asia and Oceania. It extends the previous transatlantic fuel efficiency...
Published 2018.01.16: Publication

Hainan and ANA operate the most fuel-efficient transpacific flights

New study ranking 20 carriers shows 64% gap between leaders and least efficient Qantas Hainan Airlines and All Nippon Airways (ANA) ranked first in overall fuel efficiency among transpacific...
Published 2018.01.16: News

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

Evolution of incentives to sustain the transition to a global electric vehicle fleet

This report assesses near-term electric vehicle market trends to inform on how governments might optimally evolve their electric vehicle incentive programs to sustain market growth. We analyze...
Published 2016.11.16: Publication

Principles for effective electric vehicle incentive design

Faced with declining air quality and their own climate goals, many governments around the world have sought to accelerate the market for electric vehicles. There are various tools used by the...
Published 2016.06.22: Publication

Review and evaluation of vehicle fuel efficiency labeling and consumer information programs

Vehicle Fuel Efficiency Labeling (VFEL) is used by numerous countries worldwide to improve the fuel efficiency of their transport fleets. The theory behind VFEL is that better-informed consumers are...
Published 2016.01.27: Publication

Global milestone: The first million electric vehicles

Milestones are important, and numbers, especially large round numbers, make good ones. The automobile was born in 1879. Probably a little more than three decades later the millionth automobile took...Sometime this month, somewhere in the world, the millionth modern electric vehicle will hit the road. And in NYC, farsighted governments of the new International ZEV Alliance are coming together to...
Published 2015.09.29: Blog Post

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

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

Green Freight at the UNSG Climate Summit next week

At the UN Secretary-General’s Climate Summit in New York City September 23, countries, cities, non-state organizations and private-sector entities will commit to scale up actions to mitigate short-...
Published 2014.09.15: News

A Guide for the Perplexed to the Indirect Effects of Biofuels Production

Over the past decade, the concept of indirect land use change (ILUC) has come from obscurity to become a primary concern for biofuels policy. In the U.S., the Renewable Fuel Standard and California's...
Published 2014.09.04: Publication

Is the Renewable Fuel Standard inadvertently driving up U.S. palm oil imports?

If you’re reading this on your lunch break, take a look at the ingredients label on your cookies. Chances are you’ll see one or a combination of soybean oil, palm oil, and canola oil, perhaps...About a third of all U.S. soybean oil goes into biodiesel that the RFS requires to be blended into diesel fuel. That's soybean oil that's no longer available to use in food products, leading to...
Published 2014.09.02: Blog Post

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