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
PolarTREC Teacher, Craig Beals, talks about his experiences at Summit, Greenland in this online version of an article published by the Billings Gazette on July 21, 2008.
This article is from the ABC news website and highlights the PolarTREC program, as well as current and upcoming PolarTREC Expeditions including: Craig Beals in Summit, Greenland and Gerty Ward's upcoming expedition to the Beaufort Sea.