This diagram shows the result of sediment accumulating in a stream (aggradation).
<a href="https://en.wikipedia.org/wiki/User:Laramide" class="extiw" title="wikipedia:User:Laramide">Laramide</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>
<span class="int-own-work" lang="en">Own work</span> (<span lang="en" dir="ltr">Original text: <i><bdi lang="">I (laramide) made the image using Adobe Illustrator and release it to the public domain. Hope you like it.</bdi></i></span>)