Here’s a notice that the EPA, along with state and local officials, launched an environmental impact study of the CSX Relocation, mentioned in the post immediately below, in 2003. This article, from Mississippi Coast.org, a coalition of local development councils seeking to bring business into the state, tells us,

The Coast is crisscrossed by the rail lines of the CSX and Kansas City Southern system, which connect the region to major markets across the country.

I’m still digging around…