As you’re booking flights for this spring or summer, are you thinking about how much pollution you might be contributing? It’s probably not on most people's minds. Well, in this Earth 8 report, Neda Iranpour shows why it helps to at least know our carbon footprint to determine which way to travel. When you're considering planes, train, or automobiles, there's no doubt planes will get you there the quickest. But as we've learned with a lot of research on the environment, what's convenient isn't always the best for our climate. MORE: https://www.cbs8.com/article/news/local/outreach/earth8/breaking-down-the-most-emissive-forms-of-travel/509-398e775d-c586-462c-87d2-c3a7da025014