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Off the hook: Europe's current ZLEV proposal would allow CO2 emissions of new combustion engine vehicles to increase

In order to promote the uptake of electrified vehicles, the European Commission included targets for zero-and low-emission vehicles (ZLEV) in its recent regulatory proposal for the time period up to...Even though targets for low- and zero-emission vehicles are an innovative approach for EU standards, they could undercut the climate benefit of the regulation. Fortunately, with some slight...
Published 2018.06.21: Blog Post

Deixado para trás: Brasil poderá ser o último grande mercado automotivo a adotar o padrão Euro VI

O Brasil poderá ser o último dos grandes mercados automotivos sem padrões equivalentes ao Euro VI para caminhões e ônibus. As emissões de veículos novos são controladas através de padrões...O padrão P-8 equivalente ao Euro VI é uma das políticas públicas mais custo efetivas que o Brasil poderia adotar na luta contra a poluição dos ônibus e caminhões.
Published 2018.05.23: Blog Post

Left in the dust: Brazil might be the last major automotive market to adopt Euro VI standards

Brazil might be the last major automotive market without Euro VI-equivalent standards in place for heavy-duty trucks and buses. Emissions from new vehicles are controlled through regulatory standards...Euro VI-equivalent standards are one of the most cost-effective public policies Brazil could adopt to address air pollution from buses and heavy-duty vehicles.
Published 2018.05.23: Blog Post

How to think about vehicle bans: An update after two major European judicial decisions

In August and again in December of last year, I was asked to speak about the implications of the surprising surge in public announcements of future bans on certain types of vehicles. At the time, I...There has been a surprising surge in announcements by cities and national governments of future bans on certain types of vehicles. These bans are a signal of growing political will, impatience with...
Published 2018.05.02: Blog Post

U.S. fuel economy trends reflect a business strategy, not a technology challenge

The Environmental Protection Agency recently released its 1975-2017 Fuel Economy Trends report and its 2016 Manufacturer Performance report. For the last year or two the auto manufacturers have been...The next time somebody cries crocodile tears about how sales trends show the automakers struggling to meet the fuel economy targets and falling behind despite their best efforts, tell them you want...
Published 2018.01.19: Blog Post

Scott Pruitt’s EPA wants to resurrect the dirty diesel

Can’t get enough of zombie movies? Well, get ready for a real-life version. Scott Pruitt’s EPA is bringing the oldest and dirtiest diesel engines back from the dead—but disguising them in a shiny new...Additional NOx emissions from gliders under the Pruitt proposal would be 13 times what the impact of the Volkswagen fraud in the U.S. would have been had it gone undetected.
Published 2017.12.01: Blog Post

Glider industry petition in support of glider trucks debunks itself

It's not the most important or even the worst thing about the Pruitt EPA's proposal to reverse course on closing a loophole in the emissions regulations for heavy-duty vehicles that left "gliders"—...The summary of a "study" that the glider industry used to support its claim that EPA was wrong about how dirty gliders are is fingernails-on-a-chalkboard aggravating.
Published 2017.11.29: Blog Post

Zero emission buses are worth reaching for, but emission performance standards are the low-hanging fruit

Sales of battery electric buses (BEBs) are surging in major cities around the world. Los Angeles, California committed to shift its 2,200 bus fleet to zero-emission buses (including BEBs) by 2030,...Sales of battery electric buses are surging, yet a complete technology transition won't happen overnight. Meanwhile, tightening emission standards on conventionally powered buses would have immediate...
Published 2017.11.16: Blog Post

Will the future RDE regulation be enough to restore trust in diesel technology?

The Volkswagen Group (including Audi and Porsche), Opel, Fiat, Renault, and now Daimler are recalling millions of diesel vehicles for a software update. All of these manufacturers claim their...The success of the RDE regulation will depend on the will of manufacturers to prove that they have learned a lesson from Dieselgate by beginning to focus on reducing real-world emissions, not just on...
Published 2017.08.30: Blog Post

Vehicle and fuel standards can dramatically reduce air pollution in Brazil, São Paulo’s air quality data demonstrate

São Paulo’s Environmental Agency, CETESB, announced in February 2017 that new heavy-duty vehicle emissions standards will take effect in Brazil starting in 2019, and as we discussed here, the next...Implementing P-8 (Euro VI-equivalent) standards for trucks and buses might be the most cost-effective way to improve air quality, not just in São Paulo but nationwide. The benefits associated with P-...
Published 2017.05.31: Blog Post

Euro VI para o Brasil: um caminho claro para céus mais limpos

English version Em fevereiro deste ano, a CETESB anunciou novas fases para os padrões de emissões veiculares, começando com veículos pesados em 2019 e motocicletas em 2020. Padrões para veículos...Em Fevereiro, a CETESB anunciou novas fases para emissões de veículos pesados, leves e motocicletas no Brasil. Esse é um momento oportuno para salientar os grandes benefícios para o Brasil com um...
Published 2017.04.14: Blog Post

Euro VI for Brazil: A clear path for cleaner skies

Versão em Português In early February, CETESB, São Paulo’s Environmental Agency, announced new phases for Brazil’s vehicle emission standards, starting with heavy-duty vehicles (HDVs) in 2019 and...In early February, CETESB announced new phases for Brazil’s vehicle emission standards for HDVs, LDVs, and motorcycles. This is an opportune moment, then, to highlight the significant benefits that...
Published 2017.03.13: Blog Post

Brazil’s vehicle fleet renewal program should aim to benefit from others' successes, and their mistakes

As Brazil’s economic crisis drags on, the Ministry of Development, Industry and Foreign Trade (MDIC) has begun to talk up a road vehicle scrappage program as a means of stimulating production in the...Explains why first-phase fleet renewal program in Brazil could be most effective if it focused on removing old diesel heavy trucks and buses from the roads, in particular those older than 14 years...
Published 2016.11.10: Blog Post

Leapfrogging an outdated standard puts India on par with global leaders in control of vehicle emissions

On September 16, 2016 the Government of India took an important step towards addressing the country’s severe air pollution problems with the final notification of Bharat Stage (BS) VI emission...The adoption of Bharat Stage VI emission standards will significantly reduce air pollutant emissions from vehicles sold in India beginning in 2020. However, changes in the final rule notification...
Published 2016.10.11: Blog Post

The power of vehicle taxation schemes

In an earlier blog post, I wrote about the current vehicle market structure in Turkey and also mentioned that purchasing and owning a vehicle in Turkey is quite expensive, mainly due to the high...Changing the vehicle taxation scheme in Turkey from one based on engine displacement to one that uses CO2 emissions as the underlying metric would help to overcome the current market hurdle for low-...
Published 2016.08.18: Blog Post

Common ground on clean transportation

On June 29, 2016, President Obama, President Peña Nieto, and Prime Minister Trudeau laid out a formidable shared agenda at the North American Leaders’ Summit on a disparate set of issues that ranged...Aligning standards throughout North America allows the U.S., Mexico, and Canada to take advantage of the economic and market integration of the region to meet shared goals for climate, air quality...
Published 2016.07.14: Blog Post

China's latest step forward on vehicle emissions regulation

On June 6–7, the Eighth Round of the U.S.–China Strategic and Economic Dialogue was held in Beijing. The two nations are making remarkable progress toward reducing the environmental and energy impact...The newly announced implementation timeline of the China 6/VI vehicle emission standard will accelerate the introduction of the most stringent emission reduction requirements and advanced emission...
Published 2016.07.11: Blog Post

Just one more diesel car?

As the debate over local air quality intensifies in Delhi, the Supreme Court of India is considering whether to continue the restriction on sale of diesel cars with engines larger than two liters in...Another possible option beyond levying a punitive fee on diesel vehicles or banning their sale would be for diesel vehicle manufacturers to voluntarily agree to equip all new diesel vehicles sold in...
Published 2016.05.27: Blog Post

Should Delhi ban diesels?

Next week the verdict will be in on whether Delhi Chief Minister Arvind Kejriwal achieved any meaningful reductions in vehicle emissions with his “odd-even” scheme to cut down on the number of...The health evidence on diesels justifies actions that extend restrictions on diesels until they are cleaner. The court should consider a new tax scheme on diesels to pay for their health damages or...
Published 2016.04.29: Blog Post

First look: Results of the German transport ministry's post-VW vehicle testing

In September 2015, shortly after it became known that Volkswagen applied illegal defeat devices in some of its diesel vehicles, the German Ministry for Transport (BMVI) commissioned a series of...Germany, the UK, and France last week released results of testing they commenced after VW admitted to using defeat devices to circumvent emissions tests. The situation seems even worse than expected...
Published 2016.04.25: Blog Post

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