Robin Ellwood, an 8th grade science teacher, discusses her 4 seasons working in Antarctica. She was a divemaster for group of researchers in the Dry Valleys. Her journals are available at http://ryejrhigh.org/ellwood

We will be webcasting on Wednesday, March 16, 2011 from 8:20-9:00; 9:00-9:45; 1:00-1:45; 1:45-2:30 EDT. (-4 GMT). Please join us in the chat room.