Amundsen Sea Embayment
Mass loss from the amundsen sea sector of the west antarctic ice sheet has increased in recent decades suggestive of sustained ocean forcing or an ongoing possibly unstable response to a past.
Amundsen sea embayment. It forms one of the three major ice drainage basins of the west antarctic ice sheet the others being the ross sea embayment and the weddell sea embayment. The marine portion of the west antarctic ice sheet wais in the amundsen sea embayment ase accounts for one fourth of the cryospheric contribution to global sea level rise and is vulnerable to catastrophic collapse. Over the course of my phd i must have said or written the name amundsen sea embayment or ase for short thousands of times. The amundsen sea embayment is a probable site for the initiation of a future collapse of the west antarctic ice sheet.
Its ice streams are some of most rapidly thinning in antarctica and are currently contributing the most towards. Wellner adam klaus and the expedition 379 scientists. Is roughly the size of the state of texas and the area is known as the amundsen sea embayment ase. 18 january 20 march 2019.
Ice mass loss from the amundsen sea embayment ice streams in west antarctica is a major source of uncertainty in projections of future sea level rise. The ice sheet which drains into the amundsen sea averages about 3 km 1 9 mi in thickness. Is roughly the size of the state of texas and the area is known as the amundsen sea embayment ase. Amundsen sea west antarctic ice sheet history development and sensitivity of the west antarctic ice sheet tested from drill records of the amundsen sea embayment 1.
In march 2007 scientists studying the ase. It forms one of the three major ice drainage basins of the west antarctic ice sheet the others being the ross sea embayment and the weddell sea embayment. Karsten gohl julia s. The ice sheet which drains into the amundsen sea averages about 3 km 1 9 mi in thickness.
But why is this region of the west antarctic ice sheet worth studying at all. The bedrock response to ice mass loss glacial isostatic adjustment gia was thought to occur on a time scale of 10 000 years. The ice sheet which drains into the amundsen sea averages about 3 km 1 9 mi in thickness. In march 2007 scientists studying the ase.
The amundsen sea embayment ase on the west antarctic coastline has been identified as a region of accelerated glacial melting. This paper contributes to a better understanding of the transport pathways of subglacial sediments into this embayment at present and during the last glacial period. The sose oceanic heat budget reveals that the contribution of parameterized small scale mixing to the. It forms one of the three major ice drainage basins of the west antarctic ice sheet the others being the ross sea embayment and the weddell sea.