Removed some columns from presentations
Removed some columns from presentations

As per discussion in weekly polar meeting.
USCDataScience/polar.usc.edu,USCDataScience/polar.usc.edu,USCDataScience/polar.usc.edu,USCDataScience/polar.usc.edu,USCDataScience/polar.usc.edu,USCDataScience/polar.usc.edu,USCDataScience/polar.usc.edu