Chargers far outnumber gasoline pumps at the service area operated by Circle K, a retail chain that got its start in Texas. During summer weekends, when Oslo residents flee to country cottages, the line to recharge sometimes backs up down the off-ramp…

Last year, 80 percent of new-car sales in Norway were electric, putting the country at the vanguard of the shift to battery-powered mobility. It has also turned Norway into an observatory for figuring out what the electric vehicle revolution might mean for the environment, workers and life in general. The country will end the sales of internal combustion engine cars in 2025.

Norway’s experience suggests that electric vehicles bring benefits without the dire consequences predicted by some critics. There are problems, of course, including unreliable chargers and long waits during periods of high demand. Auto dealers and retailers have had to adapt. The switch has reordered the auto industry, making Tesla the best-selling brand and marginalizing established carmakers like Renault and Fiat.