The ride-hailing company says weakening the standards will hurt its business, as it needs automakers to produce fuel efficient vehicles en masse.
Federal and California environmental regulators have given final approval to Volkswagen's plan to fix or buy back about half of the diesel cars involved in its emissions scandal, which includes an additional $153 million payment to that state.
With 2025 emissions targets back in review, manufacturers, alt-fuel, and alt-power suppliers weigh in on the potential impacts of Trump’s initiatives.
The U.S. Environmental Protection Agency has proposed leaving in place its emissions standards for light-duty vehicles through 2025 in a move that's expected to face opposition from automakers.
We conducted three tests using an in-vehicle data logger with surprising results — and some questions on whether one car’s computer is telling the truth on fuel economy.
New federal air quality rules will affect hundreds more counties across the country, and fleets are in the cross hairs. Is your area on the list?
WASHINGTON - The administration's new program proposes vehicle performance equivalent to 54.5 mpg or 163 grams/mile of CO2 by MY-2025.
On numerous occasions in 2006 and 2007, EPA investigators observed the shuttle buses that carry passengers from the airport terminal to the rental car locations idling excessively at Logan International in Boston, Mass. and Bradley International near Hartford, Conn.
Getting to 35.5 mpg combined corporate average fuel economy will cost money, power and space. But how much?
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