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EPA annual inventory shows US GHG up 3.1% from 2017-2018

Green Car Congress

The 2020 edition of US Environmental Protection Agency’s (EPA) comprehensive annual report on nationwide greenhouse gas (GHG) emissions shows that emissions increased from 2017 to 2018 by 3.1% (after accounting for sequestration from the land sector). Source: EPA. >. Transportation sector.

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Study finds sustainable aviation fuels show up to 70% reduction in particle mass emission compared to fossil fuel

Green Car Congress

A study by a team of researchers from the US, Germany and Canada has found that sustainable aviation jet fuels show up to a 70% reduction in particle mass emission compared to a fossil fuel. Reductions up to 70% in non-volatile particle mass emission compared to the fossil reference fuel were observed at low power settings.

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Volkswagen customers in Germany ordering more diesel vehicles; share of 43% in 2018, vs. 39% in 2017

Green Car Congress

In 2018, the share of incoming orders for vehicles equipped with the latest diesel technology as a proportion of the overall vehicle portfolio was 43% compared to 39% in 2017. Customers of the Volkswagen Passenger Cars brand in Germany are once again placing more orders for diesel vehicles.

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JATO: European new car CO2 emissions highest average since 2014; shift from diesel to gasoline and SUVs rise

Green Car Congress

An analysis by JATO Dynamics has found that average new vehicle CO 2 emissions in European increased in 2018, with the total average increasing by 2.4 g/km in 2018—the highest average of the last four years. Instead of moving forwards, the industry is regressing at a time when emissions targets are getting tougher.

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VW’s 1.0 TSI in the new up! GTI wins International Engine of the Year 2018 award in its category; Euro 6d-TEMP

Green Car Congress

GTI1 has been named International Engine of the Year 2018 in its category. Exhaust gas after-treatment paired with innovative features inside the engine enables the GTI engine to meet the new EU 6AG (Euro 6d-TEMP) emission standard. As a comparison point, in 1976, the first Golf GTI delivered 140 N·m at 5,000 rpm.)

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States With Highest Portion Of Their CO2 Emissions Coming From Transportation: California, Washington, & Hawaii

CleanTechnica EVs

This is an interesting use of data for a state comparison. Energy Information Administration has created a map showing what portion of the 50 US states’ CO2 emissions come from transportation (as of 2018*). As you can see above, states in the West and Florida (and Vermont) had the highest portions of their […].

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Cummins and Tula study of Diesel Dynamic Skip Fire (dDSF) shows 74% reduction in NOx, 5% in CO2 on low load cycle

Green Car Congress

a leader in propulsion efficiency, announced at SAE International’s WCX the results of their collaborative study on the effectiveness of Tula’s diesel Dynamic Skip Fire (dDSF) in reducing nitrogen oxides (NO x ) and carbon dioxide (CO 2 ) emissions on a Cummins X15 HD Efficiency Series diesel engine. Cummins Inc. and Tula Technology, Inc.,

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