By Steven M. Cohen, Balpreet Grewal-Virk and Tony Coscia When we talk about why the Gateway Hudson Tunnel Project must be built, there is a myriad of reasons we focus on: finally providing 21st-century rail infrastructure to our region, ending the interminable delays in the current tunnel, heading off a potential $16 billion hit to the nation’s economy, and providing 72,000 jobs, to name a few. Often overlooked, however, is relieving congestion on our roadways. With the horror of Russia’s invasion of Ukraine driving gas prices to historic highs, and climate change increasingly savaging the pla…