One of the most important indicators of our warming climate is the extent and thickness of polar sea ice. Currently satellites measure the extent of polar sea ice but it takes more sophisticated equipment aboard a low-flying plane to actually measure the thickness of sea ice. This lesson will show students how this is done.
Class notes and detailed information on mountain building. PolarTREC researcher Samantha Hansen shares this resource as a background to her work and information on geologic processes. Created by John C. Butler, July 29, 1995. Credit to: John Butler jbutler [at] uh.edu