Large-scale global surface mass variations inferred from GPS measurements of load-induced deformation

Geophysical Research Letters

Volumn 30, Issue 14, 2003, Pages

  Wu, Xiaoping ^a   Heflin, Michael ^a   Ivins, Erik R ^a   Argus, Donald F ^a   Webb, Frank H ^a  

^a CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

GLOBAL POSITIONING SYSTEM; HARMONIC ANALYSIS; OCEANOGRAPHY; SURFACE PHENOMENA; TRACKING (POSITION); DEFORMATION;

SURFACE MASS VARIATIONS; CRUSTAL DEFORMATIONS; GEOPHYSICAL MODELING; GPS MEASUREMENTS; SATELLITE LASER RANGING; SPATIAL COVERAGE; SPHERICAL HARMONIC SERIES; SPHERICAL HARMONICS; ZONAL VARIATIONS;

GEOPHYSICAL PROSPECTING; GLOBAL POSITIONING SYSTEM;

CRUSTAL DEFORMATION; GEODESY; GEODYNAMICS; GPS; SPHERICAL HARMONICS;

EID: 0141872939     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2003GL017546     Document Type: Article

References (12)

1. Blewitt, G., D. Lavallee, P. Clarke, and K. Nurutdinov, A new global model of Earth deformation: seasonal cycle detected, Science, 294, 2342-2345, 2001.
2. Blewitt, G., and P. Clarke, Inversion of Earth's changing shape to weigh sea level in static equilibrium with surface mass redistribution, J. Geophys. Res., in press, 2003.
3. Bouille, F., A. Cazenave, J. M. Lemoine, and J. F. Cretaux, Geocenter motion from the DORIS space system and laser data on Lageos satellites: comparison with surface loading data, Geophys. J. Int., 143, 71-82, 2000.
4. Cheng, M., and B. D. Tapley, Seasonal variations in low degree zonal harmonics of the Earth's gravity field from satellite laser ranging observations, J. Geophys. Res., 104, 2667-2681, 1999.
5. Cox, C. M., and B. F. Chao, Detection of a large-scale mass redistribution in the terrestrial system since 1998, Science, 297, 831-833, 2002.
6. Dickey, J. O., S. L. Marcus, and O. de Viron, Recent Earth oblateness variations: Unraveling climate and postglacial rebound effects, Science, 298, 1975-1977, 2002.
7. Eanes, R. J., S. Kar, S. V. Bettadapur, and M. M. Watkins, Low-frequency geocenter motion determined from SLR tracking (abstract), Eos Trans. AGU, 78(46), Fall Meet. Suppl., F146, 1997.
8. Fukumori, I., R. Raghunath, L. Fu, and Y. Chao, Assimilation of TOPEX/POSEIDON data into a global ocean circulation model: How good are the results?, J. Geophys. Res., 104, 25,647-25,665, 1999.
9. Heflin, M., D. Argus, D. Jefferson, F. Webb, and J. Zumberge, Comparison of a GPS-defined global reference frame with ITRF2000, GPS. Solutions, 6, 72-75, 2002.
10. Kalnay, E., et al., The NCEP/NCAR 40-year reanalysis project, Bull. Am. Meteorol. Soc., 77, 437-471, 1996.
11. Wahr, J. M., M. Molenaar, and F. Bryan, Time variability of the Earth's gravity field: Hydrological and oceanic effects and their possible detection using GRACE, J. Geophys. Res., 103, 30,205-30,229, 1998.
12. Wu, X., D. F. Argus, M. B. Heflin, E. R. Ivins, and F. H. Webb, Site distribution and aliasing effects in the inversion for load coefficients and geocenter motion from GPS data, Geophys. Res. Lett., 29, 2210-2213, doi:10.1029/2002GL016324, 2002.