Sentences with phrase «measure gia»
In 2008 - 9 and 2010 - 11, 6 new continuous GPS systems were installed on bedrock to measure GIA in the region of the former Larsen B.
http://polenet.org/ Not exact matches
The minimum and maximum thickness measurements around the girdle; expressed as a percentage of average girdle diameter (GIA measures at valleys only).
Sea level change based on satellite altimetry is measured with respect to the Earth's centre of mass, and thus is not distorted by land motions, except for a small component due to large - scale deformation of ocean basins from GIA.
To remove bias in GIA models, our best method requires comparing Global Positioning System data (GPS) that measures the current bedrock uplift with GIA modeled predictions.
In fact you could argue that you should subtract 3 times the GIA from the satellite measured level, because if the seabed sinks 0.3 mm then the land should raise 1 mm, because the Earth has the same volume.