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California ARB petitions US EPA for “Tier 5” stricter locomotive emissions standards

Green Car Congress

In an effort to accelerate the movement to zero- or near-zero emission locomotives, the California Air Resources Board (ARB) has petitioned the US EPA take action to adopt more stringent emission standards for locomotives. Top: Existing federal standards. Bottom: ARB’s proposed Tier 5 standard. Source: ARB. Click to enlarge.

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Australia introduces its first exhaust rule but makes all the mistakes the US did

Baua Electric

Australia doesn’t have its own fuel efficiency standards, making it one of only two advanced countries without such a rule, alongside Russia. Automakers often bring their dirtiest cars to Australia, and don’t offer better and cleaner electric models in the country. As a result, the average new car in Australia consumes 6.9L/100km,

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Mazda introduces HAZUMI concept along with new 1.5-liter SKYACTIV-D diesel

Green Car Congress

The system is referred to as MZD Connect in other markets.) The result is cleaner combustion with low NO x and soot emissions. Also due to the low compression ratio, the SKYACTIV-D diesel engine also burns cleaner, discharging far fewer nitrous oxides while producing virtually no soot. Source: Mazda. Click to enlarge.

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Empa recommends buying diesel vehicles only if Euro 6d-TEMP or Euro 6d

Green Car Congress

These will plug the gaps in the existing legislation and will help to ensure that diesel vehicles in particular become considerably cleaner as regards their NO x emissions. The manufacturers will have to disclose the engine control unit functions connected with exhaust gas purification.

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Santa Monica signs 5-year deal with Clean Energy for renewable LNG for bus fleet; deploying CWI Near-Zero NOx engine

Green Car Congress

The 5-year deal, worth an estimated $3 million per year, will enable BBB to continue using Clean Energy’s Redeem brand of renewable natural gas (RNG), rated up to 90% cleaner than diesel. g/bhp-hr optional Near Zero NO x Emissions standards. g/bhp-hr optional Near Zero NO x Emissions standards. Earlier post.). Earlier post.)

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EPA report shows progress in reducing urban air toxics across US; 50% reduction from mobile sources since 1990

Green Car Congress

The US Environmental Protection Agency (EPA) released the Second Integrated Urban Air Toxics Report to Congress—the final of two reports required under the Clean Air Act (CAA) to inform Congress of progress in reducing public health risks from urban air toxics (also referred to as hazardous air pollutants or HAPs).

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SEAT pushes forward with CNG line-up

Green Car Congress

SEAT, a member of the Volkswagen Group, continues to spearhead the introduction of compressed natural gas (CNG) technology, giving customers the widest choice of vehicles that are cleaner, more sustainable and offer even greater efficiency. All the TGI versions comply with the highest crash safety standards.