River delta can be defined as a land form which is formed from the deposition of sediments which is carried by the flow of river or an ocean. This deposition of sediments are carried away by water and enters in the still water. This occurs where a river enters the sea, an ocean, reservoir . They are very important for human civilization, they help in various types of agricultural production center.
A delta, the river or stream starts to branch off into a triangular fan shape as it enters a large body of water. A delta is a Greek symbol in the shape of a triangle, so connect the two. :)
