San Francisco's BART system is overhauling its rolling stock for the first time since it launched in 1972. Up to 1,000 new cars will be introduced between 2017 and 2023 as the original cars are phased out. Abi Millar finds out how these new railcars are being designed to meet today's transport needs, and examine how real-world testing is informing the final product.
Kaohsiung Metro is a mass rapid transit system in Kaohsiung, Taiwan's second-largest city. In an effort to reduce the heavy reliance on road transport within its city centre, the Kaohsiung Rapid Transit Corporation (KRTC) has developed a 42.7km network of two lines, which is the first stage of a much larger system.