Scientists are studying the effect of climate change on vegetation in the Alaskan tundra. In this activity, students will analyze data collected from control plots and plots with Open Top Chambers (OTC's) over them. An open-top chamber is like a tiny greenhouse that increases the temperature in a vegetation plot an average of 2-3 degrees, simulating the effects of
This one hour live event is hosted by PolarTREC teacher Mike LeBaron and his team studying sub-glacial lakes and streams. The team is at McMurdo Station, Antarctica. This event was part of the December 2012 Antarctica Day celebration. The team also speaks about the importance of the Antarctic Treaty and scientific investigations.