Trump rolls back fuel economy rules as gasoline prices surge

The Trump administration has lowered fuel economy standards, sparking concerns over the environmental impact. The new rules were released shortly after President Trump rejected an Iranian proposal, causing oil prices to surge. These changes align with Trump's promise to revoke policies that encouraged the production of electric vehicles.

Mileage standards, called Corporate Average Fuel Economy or CAFE requirements, have been in place since the 1970s energy crisis. They set the distance new vehicles must travel per gallon of gasoline. Over time, automakers have improved their vehicles' average efficiency. The finalized standards would result in a combined fleet average of approximately 34.9 miles per gallon for passenger cars and light trucks in 2031.

This is a decrease from the 30.1 miles per gallon projected for 2024 and a significant drop from the 50.4 miles per gallon expected under the Biden administration's rules.

Secretary of Transportation Sean Duffy praised the decision, claiming it would make vehicles more affordable. However, environmentalists have criticized the move. The Department of Transportation stated that the rule would reduce oil consumption in 2050 by about 1.3 billion barrels compared to 2024 levels. Yet, experts argue that this could lead to increased emissions. Cars under the new standards could emit 22,111 more tons of carbon dioxide annually by 2035, along with additional harmful particulates and smog components.

Transportation accounts for 28% of total U.S. greenhouse gas emissions. Environmental groups vow to challenge the rule, emphasizing the feasibility of clean technology and the millions of fuel-efficient vehicles already on the road.