Many students are familiar with topographic maps showing relief of land surfaces. In this lab they will produce their own bathymetric maps, the underwater equivalent. A bathymetric map shows sea floor features by contouring depths below sea level (instead of elevation above sea level as in topographic maps). Students will first probe depths in “Mystery Bay”, a box
Article about Bill Schmoker's upcoming PolarTREC expedition aboard the USCGC Healy in the Arctic Ocean. View the actual article at the Boulder Daily Camera Online.