With his superstrength alone, he would be able to change the course of a river. So, yes.
Superman isn't real
the course changed because the consequences
gravity
.
No of course not, Superman is the best!!
Please rephrase - the question is unclear.
what happened to the Mississippi river in 1812
Erosion effects the Mississippi river by causing collapse in the banks of the river. Erosion also causes the river to change course slightly as the banks change.
OF COURSE HE DOES!
Of course they do.
Glaciers from the last ice age changed the course of this river and many others. Luckily we are currently in between ice ages by thousands of years.
Allopatric speciation.
An avulsive cutoff is either end of an avulsion - the abrupt change in the course of a river.