Ice shelf, Oceanography, Sea ice, Antarctic sea ice and Ice sheet are his primary areas of study. His biological study focuses on Continental shelf. Iceberg is the focus of his Sea ice research. His Antarctic sea ice study deals with Antarctic ice sheet intersecting with Remote sensing, Geomorphology, Glacier and Sea surface temperature. Ice sheet is often connected to Ice stream in his work. His Melt pond study in the realm of Arctic ice pack connects with subjects such as Materials science.