: Large, flat floodplains begin to form as rivers lose velocity and start to meander.
: Rivers develop winding, "S" shaped curves (meanders) and may leave behind crescent-shaped bodies of water known as oxbow lakes. mature land
The concept is most famously defined in the , where landforms evolve from "youth" to "maturity" and finally "old age". Key Characteristics of Mature Land : Large, flat floodplains begin to form as