The Missisipi

Question 1

What is the Mississippi

Answer 1

The Mississippi flows 4000km from Northern Minnesota to the Gulf of Mexico

Question 2

Dams Mississippi

Answer 2

After 1927, 105 dams were built on the Missouri. And 100 on the Ohio river.

Question 3

Levees Mississippi

Answer 3

Since 1927 many systems have been strengthened. widened and heights increased over 15m.

Levees can fail, in 1993 this lead to 56,000 homes being flooded

Question 4

Straightening and Deepening Mississippi

Answer 4

The Mississippi has been straightened. Meanders were cut through a stretch of 1750km and deepened.

Straightening has protected some areas from floods however increased risk of flooding downstream.