Lower-income communities often have fewer convenient options for transportation – fewer bus and train lines, less access to transit passes and higher fares when they pay cash.  As a result they wind up driving, in older cars that pollute more.  It adds up to one more difficulty in getting a good job.

MTC Considers Means-based Fare Proposal
Some transit agencies in the area have discounts for passengers with lower incomes, but most do not. And without any fare integration, low-income riders who travel across counties are still paying more, and long, inter-county commutes are increasing as the region’s housing crisis displaces lower-income people to more distant locations. Not only that, but omitting smaller operators in the North Bay and Contra Costa County is leaving out places with a growing number of low-income residents who have been displaced from homes closer to the region’s core. The Metropolitan Transportation Commission is thinking about recommending that more agencies provide more discounts. Read article.
by Adina Levin, Green Caltrain, January 2018

Transportation is a Major Hurdle to U.S. Employment

Urban-suburban sprawl and lack of US transportation infrastructure leave many workers in precarious situations… America’s highly segregated and car-dependent cities and counties make it difficult for many workers to reach the facilities where the jobs are. And the jobs are increasingly is the suburbs. This article contains further links to informative studies.
Pedro Nicolaci da Costa, Business Insider Jan. 27