# Introduction to Earth Science (C-ID: GEOL 121)

- By: Timothy Ellsworth
- Publisher: Coalinga College
- Source: [LibreTexts](https://geo.libretexts.org/Courses/Coalinga_College/Introduction_to_Earth_Science_(C-ID%3A_GEOL_121))
- Licence: Mixed licences (each page states its own)
- Read at LibreTexts: https://geo.libretexts.org/Courses/Coalinga_College/Introduction_to_Earth_Science_(C-ID%3A_GEOL_121)
- PDF: https://downloads.libretexts.org/api/v1/download/geo-30325/pdf

This is a general earth science texts that provides a broad understanding of the physical processes that have created and regulate space and Earth’s four spheres: the hydrosphere, biosphere, atmosphere, and geosphere. The course integrates the physical sciences to provide an interdisciplinary, spatial and temporal perspective of the connections and interactions between these spheres. The course is designed to serve as a textbook for C-ID GEOL 121.