2007-02-05 22:09:09 · 5 answers · asked by gelle 2 in Science & Mathematics ➔ Earth Sciences & Geology
Because the water wears away the land as it flows over it.
2007-02-05 22:15:14 · answer #1 · answered by Gnomon 6 · 0⤊ 0⤋
rivers age through times like every thing else in life. it the cycle of life also. the water cycle,. if rivers never aged we will be living in water right now.
2007-02-12 05:40:35 · answer #2 · answered by Anonymous · 0⤊ 0⤋
because there is no optional source of water except what is here on the planet for the rivers to draw from and the sky doesn't look good this year either
2007-02-05 22:16:08 · answer #3 · answered by bev 5 · 0⤊ 0⤋
the water of the rivers is lost ...
the level of the sea goes up.
So put the water in deserts
Evaporation and infiltration is better than runoff
If you understand that you will become great!!!!
like me hehe
http://www.dailymotion.com/jeandb/video/x15f8f_reportage-biefs-du-pilat
2007-02-11 09:27:10 · answer #4 · answered by pingouin 3 · 0⤊ 0⤋
All things age through time. This question is meaningless.
2007-02-05 23:54:53 · answer #5 · answered by Answergirl 5 · 1⤊ 0⤋