This lesson about the factors affecting water density in the Amundsen Sea was developed by educator Sarah Slack during her PolarTREC expedition aboard the Nathaniel B. Palmer icebreaker. Part of the science mission was to create a detailed map of the seafloor at the face of the Thwaites Glacier, which revealed a series of channels that were conducting a
The report is written by teacher participants upon return from their field expedition portion of the PolarTREC program. It summarizes the benefit of the expedition to the teacher, a description of activities, and a summary of how teachers plan to link this experience in classrooms and communities. This is a public document that will be posted in teacher portfolios and