Expanding highways doesn't do what you think it does. Subscribe and turn on notifications (🔔 ) so you don't miss any videos: goo.gl/0bsAjO Big, expensive highway expansion projects are the source of a lot US transportation funding — but they aren't a silver bullet for congestion relief. In communities that were built for cars, solving traffic problems requires much more holistic problem-solving. At 1:00, we show a bar graph of travel times on the Katy Freeway that was originally put together by City Observatory, which has covered the Katy Freeway expansion project at length: cityobservatory.org/reducing-congestion-katy-didnt This video was based in large part on research by Gilles Duranton and Matthew A. Turner: aeaweb.org/articles?id=10.1257/aer.101.6.2616 For more reading on induced demand: wired.com/2014/06/wuwt-traffic-induced-demand bloomberg.com/news/articles/2018-09-06/traffic-jam-blame-induced-demand?sref=PxYB8Mnq...