Mass Transport and Mass Distribution

Transkript

1 Mass Transport and Mass Distribution in the Earth System Antrag für ein DFG-Schwerpunktprogramm Jakob Flury GOCE-Projektbüro Deutschland

2 Satellite Missions for Earth Observation GPSII GPSIII GALILEO CHAMP ERS GRACE Text (18) Text (24) TOPEX/ POSEIDON GOCE JASON Envisat CRYOSAT ENVISAT ICESAT

3 A Decade of Earth Observation by Satellites Mission CHAMP Statisches und zeitveränderliches langwelliges Gravitationsfeld Atmosphärensondierung Magnetfeld und elektrisches Feld GRACE GOCE Statisches und zeitveränderliches mittel- und langwelliges Gravitationsfeld Atmosphärensondierung Hochauflösendes, Hochpräzises Gravitationsfeld ENVISAT JASON-1 ICESAT CRYOSAT Fortsetzung der ERS1/2 Missionen Ozean / Eis Umweltparameter Atmosphäre und Ozean Mittlere Ozeantopographie Ozeanzirkulation und jahreszeitliche Veränd. Klimaentwicklung (El-Nino, etc.) Meeresspiegelveränderung Ozeangezeitenmodell Topographie der polaren Eismassen Veränderung der polaren Eismassen Vertikale Aerosolverteilung Land / Wassertopographie Eisregionen Meeresoberfläche Schwerefeld Trends kontinentaler Eismass. Meeresspiegelveränderungen Reg. Trends des Meereseises Jahresz. Eismassenveränd.

4 Mass Transport in the Earth System gravity field missions oceanic transports ocean circulation (quasi-static and time variation), mass and heat transport, eddies, sea level: mass and volume change atmosphere CHAMP GRACE GOCE altimetry missions Envisat Jason-1 CryoSat ICESat from satellite sensor data to mass signals consistent combination of missions, reference systems, data preparation for model assimilation, regional representations, filtering, error models, separation of signal components, mass balance, complementary data hydrological cycle continental water budget, closure of of global and regional water balance, water storage variation, trends and climate change ice mass balance and sea level ice surface: height change, velocities, mass budget of of ice sheets, sea level rise from melting, dynamic ice models, sea ice: coverage, thickness complementary remote sensing TerraSAR, topography, sea surface temperature, winds, salinity, soil moisture etc. dynamics of mantle and crust mantle dynamics and geoid signal, mantle dynamics and geoid signal, geoid time variation from glacial isostatic geoid time variation from glacial isostatic adjustment, plumes, slabs, adjustment, plumes, slabs, gravity signal of of crustal and lithosphere structure

5 oceanic transports ocean circulation (quasi-static and time variation), mass and heat transport, eddies, sea level: mass and volume change GOCE, GRACE, CHAMP, altimetry deep ocean currents and climate sea level anomalies sea surface topography global circulation

6 hydrological cycle continental water budget, closure of global / regional water balance, water storage variation, evapotranspiration, trends and climate change GRACE, altimetry exchange between water storages Europe Asia Africa North and Central America South America Oceania Total land area Discharge (km³/yr) Jul-80 Jan-81 Jul-81 Jan-82 Jul-82 Jan-83 Jul-83 Jan-84 Jul-84 Jan-85 Jul-85 Jan-86 Jul-86 Jan-87 Jul-87 Jan-88 Jul-88 Jan-89 Jul-89 Jan-90 Jul-90 Month Soil moisture [mm] Base flow [mm] Direct runoff [mm] continental runoff budget catchment storage variations Jan-80 Change in Storage [mm]

7 mass balance from dynamic ice models GRACE, GRACE, GOCE, GOCE, CryoSat, CryoSat, ICESat, ICESat, GPS, GPS, InSAR, InSAR, ice ice surface: surface: height height change, change, velocities, velocities, mass mass budget budget of of ice ice sheets, sheets, sea sea level level rise rise from from melting, melting, dynamic dynamic ice ice models, models, sea sea ice: ice: coverage, coverage, thickness thickness ice ice mass mass balance balance and and sea sea level level ice velocity from InSAR sea level contributions

8 sublithospheric convection seismic structure, geoid and dynamic topography GRACE, GRACE, GOCE, GOCE, seismics, seismics, InSAR, InSAR, mantle mantle dynamics dynamics and and geoid geoid signal, signal, geoid geoid time time variation variation from from glacial glacial isostatic isostatic adjustment, adjustment, plumes, plumes, slabs, slabs, gravity gravity signal signal of of crustal crustal and and lithosphere lithosphere structure structure dynamics dynamics of of mantle mantle and and crust crust GIA geoid effect

9 from satellite sensor data to mass signals consistent combination of missions, reference systems, data preparation for model assimilation, regional representations, filtering, error models, separation of signal components, mass balance, complementary data Separation Toolbox regional characteristics special satellite configurations time characteristics complementary data spectral characteristics complementary missions known parameters exchange of mass model results different representations

10 Geodäsie: Universität Bonn TU München DGFI München GFZ Potsdam Cooperation of Geosciences Ozeanographie: AWI Bremerhaven Universität Hamburg DGFI München Ozeanische Transportprozesse Eismassenbilanz, Isostasie Glaziologie: TU Dresden AWI Bremerhaven Integriertes geodätischgeodynamisches Monitoring Mantel/Krustendynamik, Isostasie Hydrologischer Kreislauf Hydrologie: GFZ Potsdam Universität Stuttgart Geophysik: FU Berlin Universität Frankfurt GFZ Potsdam

11 Coordination Prof. H. Schmeling, Univ. Frankfurt/M (Manteldynamik) Prof. D. Wolf, GFZ Potsdam (Manteldynamik) Prof. H. J. Götze, FU Berlin (Krustendynamik) Prof. R. Dietrich, TU Dresden (Eismassenbilanz) Prof. H. Miller, AWI Bremerhaven (Eismassenbilanz) Dr. C. Haas, AWI Bremerhaven (Eismassenbilanz) Dr. Ph. Huybrechts, AWI Bremerhaven (Eismassenbilanz) Prof. W. Zahel, Univ. Hamburg (Ozeanische Transporte) Dr. J. Schröter, AWI Bremerhaven (Ozeanische Transporte) Prof. A. Bardossy, Univ. Stuttgart (Hydrologischer Kreislauf) Dr. J. Riegger, Univ. Stuttgart (Hydrologischer Kreislauf) Dr. B. Merz, GFZ Potsdam (Hydrologischer Kreislauf) Dr. A. Güntner, GFZ Potsdam (Hydrologischer Kreislauf) Prof. K. H. Ilk, Univ. Bonn (Schwerefeld, Koordination) Dr. P. Schwintzer, GFZ Potsdam (Schwerefeld) Prof. Dr. Reigber, GFZ Potsdam (Schwerefeld) Prof. R. Rummel, TU München (Schwerefeld) Dr. J. Flury, TU München (Schwerefeld ( Schwerefeld, Koordination) Dr. W. Bosch, DGFI München (Altimetrie)

12 Conclusions Gravity and geometry data from satellite missions together open the way to measure and model mass related processes. In the coming years the satellite data situation is extaordinarily favourable. Let s make the best of this situation with a priority research program.