Hints and tips:
...The tunnels each carry up to 24 trains an hour – a mixture of Amtrak long-distance trains and New Jersey Transit commuter services – at peak times....
...Natural gas was formerly a national or regional fuel....
...From the first railroads to the interstate highway system, our nation has always been built to compete....
...Culture, he says with civic pride, is a convenience for weary commuters - an economic good and a boost to local property prices....
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