Green Biz, NewsUber, GM, DuPont: Carless cities, self-driving semis and alt-fuelsOn top of a resurgence in alt-fuels, a fundamental rethinking of trucking and corporate fleets is underway. /wp-content/uploads/2022/07/logo-white.png 0 0 /wp-content/uploads/2022/07/logo-white.png 2016-09-23 09:00:002016-09-23 09:00:00Uber, GM, DuPont: Carless cities, self-driving semis and alt-fuels