File Name	Last Updated
GLG100. Introduction to Earth Science	02/21/2020
GLG103. Field Geology	12/02/2019
GLG104. Weather	12/02/2019
GLG110. Geology of the National Parks and Monuments	12/02/2019
GLG114. Physical Geology	02/14/2023
GLG125. The Earth Through Time	07/24/2020
GLG276. Principles of Geographic Information Systems	04/03/2020