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Image Overlay Isostatic residual gravity anomaly maps are produced by subtracting long-wavelength anomalies produced by masses deep within the crust or mantle from the Bouguer anomaly map. This google overlay illustrates the isostatic gravity anomalies across the continental US.
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Image Overlay GRACE - Gravity Recovery and Climate Experiment - accurately map variations in the Earth's gravity field over its 5-year lifetime; GGM02
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Polylines and image overlay Gravity anomaly data for the conterminous United States and adjacent marine areas
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