July 29, 2019, 9am PDT
Next month, the Trump administration rolls out one of their most significant environmental rollbacks, freezing auto emission and fuel efficiency standards at 2020 levels. The deal unveiled by Gov. Gavin Newsom on Thursday may upend Trump's plans.
May 30, 2019, 11am PDT
No issue is more important to California's air and climate regulators than ensuring that the state retains its ability to set tailpipe emission standards. Mary Nichols, the head of the Air Resources Board, has threatened to ban tailpipes.
March 4, 2019, 6am PST
Among the factors that stand out in the "Spotlight on Highway Safety" report released Thursday by the Governors Highway Safety Association is increased "death by SUV," which kill at a higher rate than cars. Distraction, however, is hard to prove.
October 17, 2018, 1pm PDT
The new IPCC report calls for decarbonization of transportation. While many cities are attempting to do their part, two recent federal developments in trade policy and tax legislation threaten to will make progress more difficult.
August 24, 2018, 12pm PDT
It's a classic paradox, observes David R. Baker for the San Francisco Chronicle: bigger, thirstier vehicles sell better than smaller, more efficient ones, while the market for battery-powered vehicles, especially Teslas, also increases.
May 14, 2018, 10am PDT
The American passenger vehicle fleet is being transformed into bigger, fuel-thirstier, and more dangerous models (for those hit by them). Americans have shown a preference for light trucks, and manufacturers are responding by ditching cars.
March 27, 2018, 10am PDT
The International Energy Agency found that China and India were responsible for 40 percent of the increased energy demand. The biggest decrease in carbon dioxide emissions came from the U.S., largely due to increased use of renewables.
International Energy Agency
March 5, 2018, 1pm PST
Both are problems, but globally, sports utility vehicles sales are proliferating far faster than cars, be they electric or petrol-powered, posing a major challenge for governments committed to reducing greenhouse gas emissions.
The New York Times - Climate
April 2, 2017, 5am PDT
Two widely cited University of Michigan transportation researchers urge consumers to drive more fuel efficient vehicles to reduce their own carbon emissions as President Trump works to relax vehicle fuel economy standards.
February 25, 2017, 5am PST
Next on President Trump's environmental chopping block may be a rollback of fuel efficiency standards. Two auto associations have asked EPA Administer Scott Pruitt to review a decision made last month to retain a 54.5 mpg target.
January 24, 2017, 6am PST
Gasoline consumption in the U.S. peaked in 2007, but began climbing in late 2014 with the decline in gas prices. Last year almost set a new record, but increases in gas prices, fuel efficiency and more EVs could reverse the direction—but when?
January 10, 2017, 1pm PST
Last year set two notable vehicle records. First, the most cars ever sold, at 17.54 million. Second, light trucks accounted for almost 61 percent of all sales. Sales of more fuel efficient car fell, though electric vehicle sales increased.
June 27, 2016, 6am PDT
It's not just Americans favor SUVs and light truck over compact cars, but that a majority of EV and hybrid owners who have traded in their cars are opting for all-gas vehicles, and that spells trouble for meeting President Obama's climate goals.
The New York Times - Science
January 7, 2016, 12pm PST
Several key factors, not the least of which was cheap gas, combined to make 2015 a record year for new passenger vehicle sales, smashing the 2009 record of 10.4 million sales and edging-out the prior record of 17.40 million sales in 2000.
June 18, 2015, 1pm PDT
Honda announced that low gas prices contributed to low demand for the Civic Natural Gas, the only compressed natural gas (CNG)-powered car for sale, the Civic Hybrid, and their first plug-in hybrid-electric vehicle, the Accord.
March 9, 2015, 8am PDT
Manufacturers say yes, arguing that the reduction in vehicle crashes decreases traffic congestion. Other features improve traffic flow. But these are safety technologies, not emission-reducing measures, that critics worry will water-down CAFE.
February 24, 2015, 6am PST
With SUV sales up, car sales down, and mileage driven up, the effects of lower gas prices could soon extend to land use, making suburban and exurban commuting more affordable. Economists have a term for these effects: demand response.
The Wall Street Journal - The Outlook
December 31, 2014, 7am PST
The effect of low gas prices on motor vehicle selection by consumers could set back President Barack Obama's climate legacy, which includes obtaining fuel economy standards of 54.5 mpg by 2025.
December 4, 2014, 7am PST
For the first time since 2006, gasoline consumption in California increased from the prior fiscal year. From July 2013 through June 2014, consumption increased 1 percent.
January 2, 2009, 7am PST
Cheap gas, great deals, and winter weather resulted in SUV and light trucks resuming their dominance in vehicle sales in December, climbing to 51% of all sales, as Prius sales dipped 48% in November.