Top Biden administration officials are weighing limits on exports of fuel as the White House struggles to contain gasoline prices that have topped $5 per gallon.

The U.S. Postal Service has finalized a contract to replace its mail truck fleet with almost all gasoline-powered models, drawing an angry response from Biden administration officials who unsuccessfully pushed the agency to buy electric vehicles instead.

President Joe Biden signed sweeping actions to combat climate change hours after taking the oath of office, moving to rejoin the Paris accord and imposing a moratorium on oil leasing in the Arctic National Wildlife Refuge.