Observation of
glacial isostatic adjustment in «stable» North America with GPS.
«Data from GPS measurements and carbon dating of marsh sediments indicate that regional land subsidence in response to
glacial isostatic adjustment in the southern Chesapeake Bay region may have a current rate of about 1 mm / yr (Engelhart and others, 2009; Engelhart and Horton, 2012).
«Palaeoshoreline records of
glacial isostatic adjustment in the Dry Valleys region, Antarctica.»
Not exact matches
Understanding
glacial isostatic adjustment and ice mass change
in Antarctica using integrated GPS and seismology observations.
Kemp and colleagues used salt marshes
in North Carolina, where the land has steadily sunk by about two meters
in the past two millennia due to
glacial isostatic adjustment.
You really need to look at multi-decadal time periods to determine trends, as
in Church and White 2011 who found «1900 to 2009 is 1.7 ± 0.2 mm / year and since 1961 is 1.9 ± 0.4 mm / year» and «For 1993 — 2009 and after correcting for
glacial isostatic adjustment, the estimated rate of rise is 3.2 ± 0.4 mm / year from the satellite data and 2.8 ± 0.8 mm / year from the
in situ data».
Gravity measurements of the ice - mass loss
in Greenland and Antarctica are complicated by
glacial isostatic adjustment.
These highstands imply an ongoing and moderate, sub - mm / yr, sea - level fall
in the far field of the Late Pleistocene ice cover that has long been linked to the process of
glacial isostatic adjustment (GIA; Clark et al., 1978).
Box also seems not to be aware of
glacial isostatic adjustment and the illusion of ice loss
in Greenland and the Antarctic.
GIA, or
glacial isostatic adjustment is just starting to get a run
in respect of the alleged glacier declines; there are lots or papers out there if one cares to google GIA.
They also point out that the choice of
glacial isostatic adjustment datasets make a difference
in the estimates and that better estimates are needed, especially
in the Arctic and Antarctic.