When commercial airfare first emerged as an option for long distance travel, it quickly became the most popular choice of travel for Americans. Yet as fuel costs - and, in turn, ticket prices - continued to rise along with airport security, railroad operators seized the opportunity to return to the mass transit game. Travel by commuter rail is experiencing a unique resurgence across the United States, as trains are now more energy efficient than ever before. Furthermore, passenger rail has emerged as a convenient and cost-effective travel alternative, allowing passengers to sidestep many of the headaches involved with airport travel.
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