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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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Schneider hits 1 million emission-free miles using Freightliner eCascadia electric trucks

Electrek

Freight logistics specialist Schneider is celebrating a huge milestone in the commercial EV space today, reporting its fleet of electric trucks from Daimler’s Freightliner brand has surpassed 1 million total miles driven – all without any carbon emissions. We love to see it.

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UC Riverside study finds emissions benefits for E15 blend in California

Green Car Congress

A study by a team from UC Riverside has assessed the potential of increasing ethanol content in California reformulated gasoline (CaRFG) by investigating the exhaust emissions from a fleet of 20 Tier 3 light-duty vehicles. Acetaldehyde and ethanol emissions responded strongly with ethanol across the fleet of 20 vehicles.

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Independent study confirms cost savings & emissions advantages for heavy-duty trucks running ClearFlame’s engine technology

Green Car Congress

The inherently lower soot forming propensity of ethanol compared to diesel fuel would allow ClearFlame to operate the engine closer to stoichiometric conditions, enabling the use of three-way catalyst (TWC) aftertreatment systems to control NO x emissions. per mile lower than diesel trucks in over-the-road applications.

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How serious is Norway about climate change? So much that its streetlights self-dim

emissions global warming Norway climate change carbon dioxide youtube lighting

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EPA: US GHG emissions up 6% in 2021 from 2020

Green Car Congress

The US Environmental Protection Agency (EPA) released its 30 th annual Inventory of US Greenhouse Gas Emissions and Sinks (GHG Inventory), which presents a national-level overview of annual greenhouse gas emissions from 1990 to 2021. In 2021, US greenhouse gas emissions totaled 6,340.2 GHG emissions by economic sector.

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UCS: ride-hailing trips can produce nearly 70% greater emissions compared to private car trips

Green Car Congress

A new report by the Union of Concerned Scientists (UCS) finds that the rising use of ride-hailing services is increasing carbon emissions, with ride-hailing trips producing nearly 70% greater emissions compared to the trips they are replacing. The error bars for ride-hailing represent uncertainty in the percentage of deadheading miles.

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