Transportation and deposition.
The Mississippi river delta.
Texas
watershed
The area between the Mississippi River and the Rockies is known as the Great Plains.
An alluvion is the increase in the area of land due to the deposition of sediment from a river.
Since "river" refers to the body of water and "watershed" refers to the land area which drains into the river, the Mississippi River would be a ribbon of water rather than a watershed.
this area will be the bread basket of the new world
Mississippi
Mississippi comprises 30,020,454.4 acres (land area).
Normally land
Mississippi's area is 48,434 square miles.
Mississippi has total area of 48,431 square miles which includes 46,923 square miles of land. Mississippi is the 31st largest U.S. state based on land area.