West Antarctic Ice Sheet, Ross and Amundsen Sea Embayments (airborne geophysical studies, 2004)
Ice Stream D, West Antarctica and Transantarctic Mountains (airborne radioglaciology, 2001)
Transantarctic Mountains and East Antarctic Subglacial Basins/Lakes,( airborne geophysical studies: 1998, 1999 and 2000)
West Antarctic Ice Sheet and Rift System (radioglaciological and aerogeophysical studies: 1990/91, 1991/92, 1992/93, 1994/95, 1995/96, 1996/97)
Kazakhstan USSR (nuclear test monitoring, 1989)
Ice Streams B and C, West Antarctica (seismic and radioglaciological studies: 1983/84, 1985/86 and 1987/88)
Dye III, Greenland Ice Sheet ( borehole geophysics, 1982)
Dome C, East Antarctic Ice Sheet (seismic and potential-fields studies: 1978/79, 1979/80 and 1981/82)