More notes. - [[User:Dashiva|Dashiva]] 07:29, 27 September 2006 (CDT)
== Dirt flow ==
Dirt flows downhill when the slope to one of the '''eight''' adjacent points is greater than 40 (that is, 41+). - [[User:Dashiva|Dashiva]] 11:27, 9 December 2006 (CST)