By Matt Sepic, KWMU
http://stream.publicbroadcasting.net/production/mp3/kwmu/local-kwmu-775419.mp3
St. Louis – When gas prices soared above $4 per gallon, carpooling, bicycling and the use of public transit increased.
Gas prices have now fallen below $3 in many places, including St. Louis, but other concerns are replacing anxiety about prices at the pump.
KWMU's Matt Sepic reports for NPR's All Things Considered.