REVIEW ARTICLE Understanding of Contemporary Regional Sea‐Level 10.1029/2019RG000672 Change and the Implications for the Future Key Points: Benjamin D. Hamlington1 , Alex S. Gardner1 , Erik Ivins1 , Jan T. M. Lenaerts2 , • An overview of the current state of 1 3 4 1 understanding of the processes that J. T. Reager , David S. Trossman , Edward D. Zaron , Surendra Adhikari , cause regional sea‐level change is Anthony Arendt5 , Andy Aschwanden6 , Brian D. Beckley7, David P. S. Bekaert1 , provided Geoffrey Blewitt8 , Lambert Caron1 , Don P. Chambers9 , • Areas where the lack of 1 10 11 understanding or gaps in knowledge Hrishikesh A. Chandanpurkar , Knut Christianson , Beata Csatho , inhibit the ability to assess future Richard I. Cullather12 , Robert M. DeConto13 , John T. Fasullo14 , Thomas Frederikse1 , ‐ sea level change are discussed Jeffrey T. Freymueller15 , Daniel M. Gilford16 , Manuela Girotto17 , • The role of the expanded sea‐level 8 18 10 17 observation network in improving William C. Hammond , Regine Hock , Nicholas Holschuh , Robert E. Kopp , our understanding of sea‐level Felix Landerer1 , Eric Larour1 , Dimitris Menemenlis1 , Mark Merrifield19 , change is highlighted Jerry X. Mitrovica20, R. Steven Nerem21 , Isabel J. Nias12,21 , Veronica Nieves22 , Sophie Nowicki21 , Kishore Pangaluru23, Christopher G. Piecuch24 , Richard D. Ray21 , David R. Rounce18 , Nicole‐Jeanne Schlegel1 , Hélène Seroussi1 , Manoochehr Shirzaei25 , Correspondence to: William V. Sweet26, Isabella Velicogna22 , Nadya Vinogradova27, Thomas Wahl28 , B. D. Hamlington, 1 29
[email protected] David N. Wiese , and Michael J. Willis 1Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA, 2Department of Atmospheric and 3 Citation: Oceanic Sciences, University of Colorado Boulder, Boulder, CO, USA, Oden Institute for Computational Engineering and Hamlington, B.