Urban transit

The Guardian -  For major American cities to bring their public transit up to “world-class” status, it would cost an enormous $4.6tn, involving 7,500 miles of new dedicated infrastructure for trains and buses, over the next 20 years, a recent report found. American cities languish badly compared with global leaders such as Sydney, Hong Kong and Barcelona, based on the number of transit vehicles per 100,000 residents, according to the Transportation for America study.