“He said that so much energy travels through Houston to the rest of the US...”
Are you referring to oil ships coming in? Or a power plant?
Everything that flows through the pipelines that supply the midwest and east coast. I’m guessing natural gas, oil, and refined gas.
Nice pipeline map:
http://www.marcellusshales.com/sitebuildercontent/sitebuilderpictures/natural-gas-pipeline-map.gif
