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UK researchers report that alcohols in windshield washer fluid are major unreported source of VOCs emissions from cars, including EVs

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In a recent open-access paper published in ACS’ Environmental Science & Technology , researchers from the University of York report that alcohols in windshield washer fluid account for a larger fraction of real-world vehicle emissions than previous estimates have suggested. Cliff et al. —Cliff et al.

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Eaton leverages cylinder deactivation and exhaust thermal management technologies to reduce commercial vehicle emissions

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Power management company Eaton’s Vehicle Group has demonstrated cylinder deactivation (CDA) as an effective technology for meeting future global emissions requirements for diesel-engine powered commercial vehicles. New emissions regulations spearheaded by the California Air Resources Board (CARB), U.S.

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EPA says methane emissions from natural gas production have dropped 36% from 2007-2011

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In its recently released Inventory of US Greenhouse Gas Emissions and Sinks: 1990 – 2011 ( earlier post ), the US Environmental Protection Agency (EPA) reported that methane (CH 4 ) emissions from the field production of natural gas have declined by 36% from 2007 to 2011 (from 83.1 CH 4 emissions represented 8.8%

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

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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. Newly manufactured locomotives would have some zero-emission mile capability. Source: ARB.

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New SoCalGas truck loan program for fleets interested in switching from diesel to near-zero natural gas trucks

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Southern California Gas Co. The program allows qualified fleet owners the opportunity to try out the latest in heavy-duty natural gas truck technology by test-driving a 12L near-zero truck. Additionally, fleet owners will see the advantages natural gas trucks have over diesel, including lower fuel costs. g/bhp-hr) since 2001.

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New Toyota Highlander turbocharged engine offers more torque and fewer emissions

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The 2023 Toyota Highlander gas models are equipped with a new, higher-torque, high-efficiency turbocharged engine. Fuel efficiency is also improved for this higher-torque engine with an EPA-estimate of up to 25 MPG combined. The 265-horsepower, 2.4-liter This results in a significant 17% increase over the previous 3.5-liter

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EPA and CARB charge Fiat-Chrysler with using undeclared emission control devices in 3.0L diesels

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The US Environmental Protection Agency (EPA) issued a notice of violation ( NOV ) to Fiat Chrysler Automobiles N.V. The undisclosed engine management software results in increased emissions of nitrogen oxides (NO x ) from the vehicles, the agencies said. EPA and CARB have both initiated investigations based on FCA’s alleged actions.

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