well it is because thy just have too
the river Valency burst its banks, no other main one. :)
The expression burst their banks means that they overflowed their banks.
It happens when rivers burst their banks because of excessive rainfall. The Severn (U.K.) burst its banks BADLY in 2007, and the Amazon does is anually.
Streams and rivers can usually cope with excess rain. However, after a prolonged period of heavy rain, rivers sometimes burst their banks and flooding occurs.
As rivers flow, tiny stones flow with it, erodingthe banks(sides) of the river.This causes river to expand in width and sometimes forms gorges.Sometimes there is excess water absorbed in the banks and the mudbecomesloose due to trees being cut down so their roots cant hold the mud together, thus causing the banks to burst.
Probably flooding. Storms saturate the land, and the water runs off into streams & rivers. Increased water levels in rivers may cause them to burst their banks - flooding the area along their course.
The term burst their banks means they surpassed their expectations.
The two smaller rivers become one larger river near Three Rivers Stadium. We'll climb to the ridge line after we cross these two rivers.
Yes
Floods are caused when the River banks burst
because its built up on a float plain an the river resorses are usd to much which causes the rivers and sea surrounding not to be able to hold as much water an there for the banks burst causing a flood bubbles =] xx
baseically if it is raining really hard this courses the rivers to burst.