Module 2: Stories of Other Worlds (How to Build a Landscape):

Earth Science Essentials

Rivers and Base Level

This unit examines processes of river erosion and valley formation. Individual lessons will open in a new page--simply close the page when done and return here.

• Rivers and base level lecture (15:10 min)


• Rivers and base level text, interactive text


• River and Base Level--Cool stuff, text.


• Extra Resources: Rivers and Base Level--Field activity

10/27/2017--pictures and text copyright Russ Colson