can river beds expand? if they can, how much does it expand over a period of a year?

-- maureen (moeyy15@aol.com), September 30, 2002

Answers

I fyou asking about the width of a river, i'd imagine yes it could cause of erosion of the banks and such as far as how much in a year it depends greatly on the Velocity of the river. Faster the water the more erosion.

-- Paul Roddy (paulhope@twcny.rr.com), October 07, 2002.