With Pakistan agreeing to restore access to its critical ground supply routes, the Pentagon still confronts a massive challenge to withdraw tens of thousands of troops, an estimated 100,000 shipping containers and 50,000 wheeled vehicles from Afghanistan over the next two years. In addition to the Pakistan routes, the U.S. military will depend on air cargo and a makeshift network of old rail lines and curvy roads that cross Central Asia and Russia. Read related article.
Souce: National Geospatial Intelligence Agency | Gene Thorp 
