Why is Niagara Falls an example of a nick point? Without human intervention, what do you think will eventually take place at Niagara Falls? Describe the formation of a floodplain. How are natural...

Why is Niagara Falls an example of a nick point? Without human intervention, what do you think will eventually take place at Niagara Falls?

Describe the formation of a floodplain. How are natural levees, oxbow lakes, back swamps, and Yazoo tributaries produced?