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EPA trends report finds MY 2021 fuel economy remained flat at a record high while CO2 levels hit new low

Green Car Congress

The US Environmental Protection Agency (EPA) released its annual Automotive Trends Report , which shows that model year (MY) 2021 vehicle fuel economy remained at a record high—but flat with MY 2020 fuel economy—while CO 2 emission levels reached a new record low. Source: EPA. Source: EPA.

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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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PNNL team develops onboard fuel separation technology to enable octane-on-demand for improved fuel economy

Green Car Congress

Researchers at the US Department of Energy’s Pacific Northwest National Laboratory (PNNL) have developed an onboard separation system that could support increased fuel economy and lower greenhouse gas emissions as part of an octane-on-demand fuel-delivery system. —Allan Tuan.

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Latest EPA automotive trend report shows MY 2017 fleet fuel economy of 24.9 mpg; new record

Green Car Congress

The latest edition of the US Environmental Protection Agency (EPA) annual Automotive Trends Report finds that Model Year (MY) 2017 vehicle fuel economy was 24.9 Since MY 2004, fuel economy and CO 2 emissions have improved in eleven out of thirteen years. Estimated Real-World CO 2 and Fuel Economy.

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UGA study finds black carbon aerosols from GDI engines will worsen public health, climate; need for GPFs

Green Car Congress

The gasoline direct injection (GDI) engine is one of the most prominent technologies car manufacturers adopted to achieve the fuel economy and carbon dioxide emission goals established in 2012 by the US Environmental Protection Agency. The market share of GDI-equipped vehicles increased from 2.3% —Neyestani et al.

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General Motors plans to be carbon-neutral by 2040; eliminate LDV tailpipe emissions by 2035

Green Car Congress

GM plans to become carbon-neutral in its global products and operations by 2040 and has committed to setting science-based targets to achieve carbon neutrality. The use of GM’s products accounts for 75% of carbon emissions related to this commitment. Carbon Offsets and Credits. Electrification. Renewable Energy.

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Coltura: Federal & state EV policy & incentives must target gasoline superusers to achieve carbon emissions goals

Green Car Congress

The report suggests that EV purchase incentives should be optimized to maximize gasoline displacement and achieve maximum emissions reductions per taxpayer dollar. Consumption would be calculated by using total miles driven by the current owner, years owned, and the EPA fuel economy rating.

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