How to Keep 18 Million People Moving

This paper discusses Sao Paulo's operation of the most complex bus system. And in an experiment to reduce pollutant emissions, Sao Paulo will test a small number of hydrogen-fuel-cell buses on one of the city's busiest busways. The concept of a modern, high capacity bus system is often called bus rapid transit. BRT differs from conventional bus operations in that the coaches often newer, more comfortable vehicles - run on dedicated portions of roadways, and stations feature off-vehicle fare collection and slightly elevated platforms to speed up boarding.