Sun Journal article coverage of two Edward Little High School teachers's, Jenn Heidrich and Erin Towns, both selected for PolarTREC expeditions. Jenn Heidrich was selected to go on an expedition in Yukon, Canada, and Erin Towns was selected to go on an expedition to Ilulissat, Greenland.
Operation IceBridge is an aerial survey that measures both land and sea ice in the Arctic and the Antarctic. There are many reasons to monitor the polar regions. The cryosphere is essential in helping to maintain global climate. One important reason is to investigate sea level rise. Land ice can cause sea levels to rise, when it melts, by adding