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Earth's gravitational field: Seismic tomography resolves the enigma of the Laurentian Anomaly

1992; American Geophysical Union; Volume: 19; Issue: 15 Linguagem: Inglês

10.1029/92gl01701

1944-8007

W. R. Peltier, A. M. Forte, J. X. Mitrovica, A. M. Dziewoński,

Geomagnetism and Paleomagnetism Studies

We demonstrate that the negative free air gravity anomaly over Hudson Bay is not due to glacial isostatic disequilibrium but rather to the influence of large scale mantle convection.