In a powerful opinion in The New York Times, state Senator Scott Wiener and UC Berkeley energy professor Daniel Kammen make the case that transportation emissions are rising in the Golden States because of the shortage of housing in coastal cities.
Ride-hailing companies have yet to deliver on many of the transportation system improvements that they, and their supporters, have been promising. Streetsblog USA provides a scathing critique of the consequences of widespread ride-hailing.
Students at the University of California, Los Angeles are using ride-hailing companies to get between classes on campuses. The effect is far from the congestion and emissions reducing idea many hoped for from companies like Uber and Lyft.
Conventional planning evaluates transport system performance car-centric indicators such as roadway Level-of-Service (LOS). Many jurisdictions are shifting to Vehicle Miles Traveled (VMT), which supports multimodal planning and Smart Growth policies.