How can the ocean be colder than 0 degrees C, the temperature at which water freezes? As it turns out, the concentration of the particles (in this case, the ions from the salt) in ocean water lowers the temperature at which the saltwater will freeze. Students will learn how ocean water freezes at a lower temperature than freshwater by
Local news interviews PolarTREC teacher Nell Herrmann about her expedition to Palmer Station, Antarctica. The take a visit to her classroom as well. Video and written article are included.
PolarTREC teacher Juan Botella is interview by a local news station about his work on the NB Palmer. Juan discusses ocean circulation and changes affecting marine organisms. Video and article included.