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Study finds GHG emissions from corn ethanol now 46% lower than gasoline

Green Car Congress

A new study by a team from Environmental Health & Engineering (EH&E) has found that greenhouse gas emissions from corn ethanol are 46% lower than those from gasoline—a decrease in emissions from the estimated 39% done by previous modeling. EH&E) and Adjunct Professor of Environmental Health at Harvard’s T.H.

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Audi introduces R33 Blue Gasoline for factory fills in Germany

Green Car Congress

Audi plants’ filling stations transitioned to R33 Blue Diesel ( earlier post ) last year; Audi has now introduced the gasoline counterpart, R33 Blue Gasoline. R33 Blue Gasoline ( earlier post ) now replaces conventional E10 gasoline. The renewable portion of the gasoline consists of 10% fuel oxygenates—e.g.,

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CARB approves updated regulations requiring most new small off-road engines be zero emission by 2024

Green Car Congress

The California Air Resources Board approved a measure that will require most newly manufactured small off-road engines (SORE) such as those found in leaf blowers, lawn mowers and other equipment be zero emission starting in 2024. Older models on store shelves can also be purchased even if they are gasoline-powered.

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Bosch, Shell, and Volkswagen develop renewable gasoline with 20% lower CO2; rollout of Blue Gasoline this year

Green Car Congress

Following on the introduction of R33 Blue Diesel ( earlier post ), Bosch, Shell, and Volkswagen have now developed a low-carbon gasoline. The new fuel, called Blue Gasoline, similarly contains up to 33% renewables, ensuring a well-to-wheel reduction in carbon emissions of at least 20% per kilometer driven. Every bit of CO?

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EPA proposes stringent new emissions standards for light-, medium-, heavy-duty vehicles for MY 2027 and beyond

Green Car Congress

The US Environmental Protection Agency (EPA) announced two new proposed federal emissions standards spanning light-, medium- and heavy-duty vehicles for model year 2027 and beyond. Together, the proposals would reduce oil imports by approximately 20 billion barrels.

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New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

Green Car Congress

In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). —Emissions Analytics. Quoting such ratios, however, needs careful interpretation.

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CARB settles with FCA for $5.6M for violations of air quality regulations on certain gasoline engines

Green Car Congress

gasoline engines. This engine configuration was found to not comply with certification emission standards when it was tested by CARB. The FCA vehicles and model years (MY) involved in the settlement include MY 2012 through 2018 Ram 1500, Jeep Grand Cherokee and Dodge Durango vehicles, equipped with 5.7L

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