 to people who volunteer to give up their cars for five weeks. The money is intended to be used for ride shares, but also public transit, car rental, and scooter and bike share programs. Uber says it's intended to highlight the high cost of car ownership and the effect that cars can have on public health and the environment in urban areas. Many studies have shown that ride-hailing companies like Uber have contributed to more congestion in cities. Mike Dabusky, ABC News.