ARCHIVED CONTENT: In December 2020, the CZO program was succeeded by the Critical Zone Collaborative Network (CZ Net) ×

Educational Resources

What is the Eel River Critical Zone Observatory?

Image from ERCZO cartoon
Image from ERCZO cartoon
An illustrated introduction to the Eel River Critical Zone Observatory in the Angelo Coast Range Reserve.

Grades 9 - 12
Biology/Ecology • Geomorphology • Outreach/EducationResearch

Educational Objectives

After reading this cartoon, students will be able to:

  • Identify the Eel River Watershed on a map of California
  • Understand why the Critical Zone is of interest to scientists
  • Explain the role the Critical Zone plays in supporting healthy trees and river ecosystems 

Visit this resource

General Public

Observatory: Eel CZO

Author(s): Justin Richardson (UMass Amherst), Bill Dietrich (UC Berkeley), Alana McGillis (