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
Field Notes, the newsletter of Polar Field Services highlights a number of PolarTREC expeditions and 2010/2011 application period. Visit the article online.