Category Archives: Automobiles

CAFE standards: 54.5 mpg cars exist, but public prefers gas-guzzling SUVs and trucks

[Passenger vehicles sold in 2025 in the United States are supposed to get 54.5 miles per gallon on average.  But they won’t.  It will be closer to 35.4 miles per gallon, as the Union of Concerned Scientists explains in Translating … Continue reading

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GAO on why ethanol, and other non-drop in fuels, face pipeline & installation at service station challenges

[The challenges that ethanol faces in being put into new or modified pipelines and added to gas stations are issues faced by all alternative fuels (methanol, CNG, LNG, DME, diesohol, CTL, hydrogen, and so on) in a transition from gasoline … Continue reading

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Electricity, fuel, and other interdependencies

Freight trucks, trains, ships, airplanes all stop when the electricity is out because the pumps depend on it.  Related: Why you should love trucks and When Trucks Stop CR. September 4 & 23, 2003. Implications of power blackouts for the … Continue reading

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Fuel economy improvements show diminishing returns in fuel savings

This means it’s unlikely we’ll turn over the vehicle fleet fast enough to make a difference in fuel consumption.  Which wouldn’t have happened anyhow due to Jevon’s paradox. July 11, 2014 Fuel economy improvements show diminishing returns in fuel savings … Continue reading

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