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

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million metric tons of carbon dioxide equivalents, or 5,586.0 million metric tons of carbon dioxide equivalents after accounting for sequestration from the land sector—representing a 6% increase from 2020. Fuel economy of light-duty vehicles is another important factor. following a decrease of 3.7%

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U of Toronto study finds US electrification of LDV fleet not a silver bullet for tackling climate change in vehicle sector

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a,b, Baseline cases (top dark-blue bar) and changes in emissions associated with increasing LDV travel demand, fuel consumption standards and electrification assuming current fuel economy policy (SAFE standards) (a) and stringent fuel economy policies (CAFE standards for conventional vehicles, along with high vehicle size and weight control) (b).

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

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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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EPA GHG Inventory shows US GHG down 1.7% y-o-y in 2019, down 13% from 2005

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Key findings from the 1990-2019 US Inventory include: In 2019, US greenhouse gas emissions totaled 6,558 million metric tons of carbon dioxide equivalents, or 5,769 million metric tons of carbon dioxide equivalents after accounting for sequestration from the land sector.

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Hyundai Motor Group, Aramco and KAUST collaborate on new e-fuel for novel combustion system

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Hyundai Motor Group will collaborate with the Saudi Arabian Oil Company (Aramco) and King Abdullah University of Science and Technology (KAUST) jointly to research and develop an advanced fuel for an ultra lean-burn, spark-ignition engine that aims to lower the overall carbon dioxide emissions of a vehicle.

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

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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.

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GFEI report suggests $2T savings from fuel economy improvements in ICE vehicles through 2025 can help fund long-term transition to plug-ins

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Increasingly efficient conventional combustion-engine vehicles will be key in moving towards a low carbon future, according to the GFEI. Far better fuel economy from cost-effective conventional technologies can keep fuel demand steady and save close to half the CO 2 emissions from cars by this date.