Geodetic Observations and Global Reference Frame Contributions to Understanding Sea‐Level Rise and Variability

G. Blewitt (1), Z. Altamimi (2), J. Davis (3), R. Gross (4), C. Kuo (5), F. Lemoine (6), R.Neilan (4), H.P. Plag (1), M. Rothacher (7), C.K. Shum (5), M.G. Sideris (8), T. Schone (7), P. Tregoning (9) (rapporteur), S. Zerbini (10) (1) University of Nevada, Reno, Nevada, USA (gblewitt@unr.edu, hpplag@unr.edu) (2) Institut Geographique National, Champs-sur-Marne, France (altamimi@ensg.ign.fr) (3) Harvard-Smithsonian Center for Astrophysics, Cambridge, Massachusetts, USA (jdavis@cfa.harvard.edu) (4) Jet Propulsion Laboratory, Caltech, Pasadena, California, USA (Richard.Gross@jpl.nasa.gov, ruth.neilan@jpl.nasa.gov) (5) Ohio State University, USA (ckshum@osu.edu, kuo.70@osu.edu) (6) NASA Goddard Space Flight Center, Greenbelt, Maryland, USA (flemoine@nasa.gov) (7) GeoForschungsZentrum, Potsdam, Germany (rothacher@gfz-potsdam.de, tschoene@gfz-potsdam.de (8) University of Calgary, Alberta, Canada (sideris@ucalgary.ca) (9) The Australian National University, Canberra, Australia (pault@rses.anu.edu.au) (10) University of Bologna, Italy (susanna.zerbini@unibo.it)