Earth: Day Zero • Paper 194 of 512
Wilkes Land Geological Context
Wilkes Land is one of the largest sectors of East Antarctica and contains several geological features that have attracted significant geophysical investigation.
Regional Geological Context
The region lies south of the Southern Ocean and includes coastal sectors associated with the George V Coast, Adélie Coast, and nearby East Antarctic interior regions.
Important logistical and research connections include Hobart, Tasmania, Australia; Christchurch, New Zealand; and Casey Research Station, Antarctica.
Relevant institutions include Australian Antarctic Division, Kingston, Tasmania, Australia, and University of Tasmania, Hobart, Tasmania, Australia.
Observation
Wilkes Land contains gravity anomalies, crustal thickness variations, subglacial topography, and large-scale geological structures that remain incompletely characterized.
Constraint Analysis
The combination of ice cover and limited direct sampling creates substantial uncertainty while preserving the value of geophysical datasets.
Open Questions
What classes of geological structures are responsible for the largest observed Wilkes Land geophysical signatures?