beacause when the is no more land to fill it runs off
The same reason you exist. nature
There are waterfalls in most rivers.
Without waterfalls and rivers, we woudn't have freshwater fish,plants.
escarpments create waterfalls.
Rivers make waterfalls. Well water is underground
it is caca
hydroelectric
there are alot of waterfalls
Yes. Ireland is a country with many mountains, valleys, lakes and rivers, so it has many waterfalls.
No, rivers can have different elevations. If all rivers had the same elevation, there would be a lot fewer waterfalls!
you can see waterfalls on the internet but also in the rain forest and any place where there are many large rapids in a large rivers
waterfalls, streams, rivers and lakes
It is probally near rivers and waterfalls.