As cities grow, public transit has boomed as well. Keeping people and assets safe, while keeping threats out, is the goal of transit authorities. Each year, roughly a billion passengers take the London Underground, making it one of the largest transit systems in the world. Across the Atlantic, the New York City subway system carries 1.6 billion passengers annually, while Tokyo’s system serves 3.1 billion. China plans to break ground on 17 rapid transit systems, making public transit a dynamic market. Buses serve even more people, with service in locations where there are no railways. From private minibuses to large coaches, buses offer great reach over large distances. Public transit buses efficiently transport large numbers of passengers, keeping more cars off the road and reducing pollution. However, increased ridership makes public-transit systems high-profile targets. Deliberate acts of terrorism include remotely triggered bombs and suicide bombers.
As cities grow, public transit has boomed as well. Keeping people and assets safe, while keeping threats out, is the goal of transit authorities. Each year, roughly a billion passengers take the London Underground, making it one of the largest transit systems in the world. Across the Atlantic, the New York City subway system carries 1.6 billion passengers annually, while Tokyo's system serves 3.1 billion. China plans to break ground on 17 rapid transit systems, making public transit a dynamic market. Buses serve even more people, with service in locations where there are no railways. From private minibuses to large coaches, buses offer great reach over large distances. Public transit buses efficiently transport large numbers of...