This 1 hour webinar celebrates Antarctica Day 2015 with PolarTREC teacher Michelle Brown and the Human Impacts in Antarctica 2015 expedition. Michelle and her team are on the ice, at McMurdo Station, sharing their research project with the webinar audience.
This 1 hour webinar presentation was conducted by Nell Herrmann and her team including Dr. Amsler and Dr. McClintock. The team presented from Palmer Station, Antarctica on seafloor organisms and the changing ocean conditions.
During Lesley Urasky’s expedition, “Glacial History in Antarctica”, the team collected rock samples which were taken back to the University of Washington to be dated using cosmogenic (exposure) dating. This method of radiometric dating measures the ratio of isotopes of Beryllium (9Be:10Be) produced by the interaction of cosmic rays with minerals in rocks. This lesson will introduce the student to