Picture: Amy Osborne / Special to The Chronicle
Written by: Rachel Swan / SF Chronicle
Uber and Lyft accounted for two-thirds of a 62% rise in congestion in San Francisco over six years, according to a report published on the day of a coordinated protest by drivers.
The figures “are eye-popping,” said Joe Castiglione, deputy director for technology, data and analysis at the San Francisco County Transportation Authority. He co-authored the study with researchers from the University of Kentucky.