its floodplain widens
its name was the river wondeer
it is the middle ages
Something
the areas around the river flood
The dark ages.
you turn into sand
For ages mean something takes forever and might not even happen. In ages means that it happens in a long time. So for ages might not happen and in ages is something that will happen but in a long time.
As a river gets older sediment load decreases due to the age of the river and erosion
It becomes obsolete.
As a river gets older sediment load decreases due to the age of the river and erosion
Sediment and small rocks are carried down in the river and are deposited.
The river becomes 'polluted'.