Some big, crowded cities like New York and London have tried to reduce traffic jams and air pollution with congestion fees that make it expensive to bring your car downtown. 

Now London is taking things a step further. Air pollution has fallen there. So the government is trying not just to cut down on the number of cars in the city, but using carrots–and sticks–to get people to abandon their gasoline cars altogether.

Eric Roston, Bloomberg’s sustainability editor, joins this episode to explain why electric cars are such a big deal in tackling air pollution–and what a tall challenge it will be to make the switch on a large scale. And Feargus O’Sullivan, a contributing writer at Bloomberg CityLab, talks about what London is doing, and why other cities are watching.

For more on this story: https://bloom.bg/3CsLf1Q 

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