Why the electric-car revolution may take a lot longer than expected

An MIT analysis finds that steady declines in battery costs will stall in the next few years.

https://www.technologyreview.com/s/614728/why-the-electric-car-revolution-may-take-a-lot-longer-than-expected/?utm_source=newsletters&utm_medium=email&utm_campaign=the_download.unpaid.engagement