Lucas123 writes: With the price of lithium-ion batteries continuing to plummet, already dropping 65% since 2010, electric vehicles will become cheaper to own by the mid-2020s, according to a new report by Bloomberg New Energy Finance. The report also forecasts that sales of EVs will hit 41 million by 2040, up from 462, 000 in 2015. By 2040, EVs will make up 35% of new light-duty vehicle sales, even if the price of crude oil goes back up from $33 today to $70 in the future. The adoption of EVs will displace about 13 million barrels of oil per day by 2040, when the clean-energy cars represent about one-quarter of cars on the road. Read more of this story at Slashdot.