Nature and Science: Natural Features and Ecosystems
http://www.nps.gov/yell/naturescience/geohighlights.htm

Yellowstone National Park


This Yellowstone National Park website gives a brief overview of how geologic characteristics form the foundation of the park's ecosystem. Yellowstone has a unique interplay between volcanic, hydrothermal, and glacial processes that exert control on the distribution of flora and fauna. Topics include summaries on geologic formations, glaciation, geothermal features, and volcanism.

This resource is referenced here:
Subject: Geoscience:Atmospheric Science:Climatology , Geoscience:Geology:Structural Geology
Resource Type: Scientific Resources:Overview/Reference Work
Theme: Teach the Earth:Course Topics:Structural Geology, Teach the Earth:Incorporating Societal Issues:Climate Change, Teach the Earth:Course Topics:Atmospheric Science
Topics: Earth surface, Climate, Solid Earth, Structural Geology
Focus on Yellowstone: Geothermal processes and features, Volcanism, Bedrock geology, Climate history and glaciation