If the world's largest navigable river system goes dry, the economic consequences will be felt around the world.
Mississippi River - Wikipedia
Headwaters of the Mississippi River – Lake Itasca, Minnesota
Video shows how drought has reduced parts MS river to CREEK, as
Mending the mighty Mississippi
Collapse Update – Summer 2012
L.A. staved off disaster with this epic storm. When will our luck
Mississippi Greenway - Great Rivers Greenway
Outdoor naturalist programs focus on enjoying spring's start
Mississippi River Map, Length, History, Location, Tributaries
Mississippi River Facts - Mississippi National River & Recreation
Video shows how drought has reduced parts MS river to CREEK, as
Mississippi River - Wikipedia
Mississippi River water levels plummet to historic lows due to
As Drought Drops Water Level in the Mississippi, Shipwrecks
The mighty Mississippi running dry: what you need to know
