在追求綠色、永續運輸政策發展指導原則下，本文藉由檢視我國整體鐵道運輸系統之發展趨勢，分析我國城際及都會鐵道運輸發展現況，確認現況所面臨之課題，進而研提整體鐵道系統的初步政策發展方向，以供各界參考。

Following principles of green and sustainable transportation policy, this paper aims to describe a preliminary proposal of rail system policy by reviewing rail transportation development trends in Taiwan and analyzing current issues regarding intercity rail and urban rail systems.