Scientists using robot submarines and elephant seals equipped with electronic tags . The projects ' aim is to study effects of climate change on Antarctica . The International Polar Year ended two years after last month of research . The Autosub featured 60 scientific projects by researchers from over 160 countries .
Scientists using robot submarines and elephant seals equipped with electronic tags . The projects ' aim is to study effects of climate change on Antarctica . The International Polar Year ended last month after two years of research . The IPY featured 160 scientific projects by researchers from over 60 countries .