Articles on Fuel efficiency

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The bad old days of gas lines in the 1970s and shortages led to the creation of fuel economy rules. AP Photo

How the federal government came to control your car’s fuel economy

The Trump administration's move to freeze fuel economy standards reflects a sea change in American energy policy first born during an era of oil shortages and environmental crises.
California and the Trump administration are going different directions on mileage standards. AP Photo/Rich Pedroncelli

Trump administration and California are on collision course over vehicle emissions rules

Law scholars from California unpack the legal questions raised by the Trump administration's plan to roll back mileage standards and revoke California's ability to set more stringent rules.
Staffers listen to EPA Administrator Scott Pruitt discuss this policy reversal. AP Photo/Andrew Harnik

Stronger fuel standards make sense, even when gas prices are low

Manufacturers always have to make trade-offs when they design new cars, balancing the need to protect public health and the environment with their urge to wow customers.
Fuel economy and air pollution regulations have lowered pollution and pushed industry to innovate. Mike Roberts

Why EPA’s U-turn on auto efficiency rules gives China the upper hand

The Trump administration announced a plan to relax fuel economy standards, but well-designed regulations can drive clean car innovations that make U.S. industry globally competitive.
Australia is falling far behind other countries in improving car pollution. , CSIRO/Wikimedia commons

Australia has stalled on car efficiency

Australia's road emissions have plateaued – last year showed the smallest reduction on record.
Everyone looks for price, but there are smarter ways to communicate fuel efficiency on car labels. Joseph Sohm/Shutterstock.com

Can we design a better fuel economy label?

It's all in the presentation: In studies, consumers were more apt to choose fuel-efficient vehicles depending on how the same pieces of information were displayed on labels.
The current EPA administrator says the agency should prioritize clean air and clean water, rather than deal with greenhouse gases. billy_wilson/flickr

Now under attack, EPA’s work on climate change has been going on for decades

EPA Administrator Scott Pruitt has said the agency's purview should not include climate change, but a look at its history under both Republican and Democratic presidents says otherwise.
In 2015, gas prices fell below $2 per gallon in Moscow Mills, Missouri. The trend of low gas prices across the United States delay a signature Obama proposal to reduce emissions from cars and trucks. Whitney Curtis/Reuters

Cheap gas could delay America’s efficiency targets for cars and trucks

Faced with stringent fuel economy standards but cheap gas, automakers may seek to delay CAFE rules. What's the best way to reevaluate these emissions-cutting rules?

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