Original: In 2004-05, a large camp, Thwaites (THW) was established by the USAP 150 km north of NBY, in order to support a large airborne geophysical survey of eastern Marie Byrd Land by the University of Texas Institute for Geophysics.
Simplified: In 2004-05, a large camp, Thwaites (THW), was made by the USAP 150 km north of NBY. This was in order to support a large airborne geophysical survey of eastern Marie Byrd Land by the University of Texas Institute for Geophysics.