The document summarizes public transportation in the Denver metropolitan area, which has a population of over 2 million people. It discusses how the light rail system is a key form of transportation for many students in the area, with a roundtrip ticket from the University of Denver downtown costing $4.50. However, most students can ride for free with an RTD Pass during the school year. It also provides statistics on public transportation ridership increases from 1995 to 2005 and light rail routes in Denver.