Mature Land Pictures -

Valleys remain V-shaped but deepen significantly. Major "trunk" streams begin to widen their floors, creating narrow floodplains where they may start to meander .

The broad, flat uplands characteristic of the "youth" stage disappear. They are replaced by sharp, narrow divides between valleys. mature land pictures

Davis famously stated that any landform is a function of these three variables. Valleys remain V-shaped but deepen significantly

Modern geomorphologists often favor theories like John Hack’s Dynamic Equilibrium , which suggests that landscapes reach a "steady state" where they constantly adjust to energy inputs rather than following a fixed aging cycle. Scientific Resources & Perspectives a landscape reaches its

In the mature stage, a landscape reaches its , meaning the difference in elevation between the highest peaks and the lowest valley floors is at its greatest.