CU Sea Level Research Group

University of Colorado
  • Global Mean Sea Level
  • Regional Sea Level
  • Trend Map
  • Interactive Wizard
  • Processing
  • Tide Gauge Sea Level
  • Steric Effects
  • References
  • FAQ
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  • Global Mean Sea Level
  • Regional Sea Level
  • Trend Map
  • Interactive Wizard
  • Processing
    • Monitoring Altimeter Drift
    • Release Notes
  • Tide Gauge Sea Level
  • Steric Effects
  • References
  • FAQ
  • Links
  • Contact

GMSL Rates

CU: 3.4 ± 0.4 mm/yr
AVISO: 3.3 ± 0.5 mm/yr
CSIRO: 3.3 ± 0.4 mm/yr
NASA GSFC: 3.4 ± 0.4 mm/yr
NOAA: 3.2 ± 0.4 mm/yr (w/ GIA)
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Frequent Questions

  • Is sedimentation in the oceans accounted for in the GMSL estimate?
  • What is glacial isostatic adjustment (GIA), and why do you correct for it?
  • Do you account for plate tectonics in the global mean sea level trend?
  • What is the definition of global mean sea level (GMSL) and its rate?
  • Why is the GMSL different than local tide gauge measurements?
All FAQs

Sea Level Links

  • AVISO
  • CLS Radar Altimetry Tutorial
  • CSIRO
  • GFZ GRACE
  • Global Sea Level Observing System (GLOSS)
  • JPL GRACE Tellus
  • JPL Ocean Surface Topography
  • LEGOS-CTOH
  • NASA EO: World of Change
  • NASA Global Climate Change
  • NOAA Satellite Altimetry
  • Permanent Service for Mean Sea Level (PSMSL)
  • Radar Altimeter Database (RADS)
  • USF Grace Ocean Mass
  • UT/CSR GRACE

CU Sea Level Library

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Sort by: Author Keyword Title Type [ Year (Desc)]
Filters: Author is Dettmering, D.  [Clear All Filters]
2014
Bosch, W., D. Dettmering, and C. Schwatke. "Multi-Mission Cross-Calibration of Satellite Altimeters: Constructing a Long-Term Data Record for Global and Regional Sea Level Change Studies." Remote Sensing 6, no. 3 (2014): 2255-2281. Abstract
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CU Sea Level Blog

  • New group publication: "Is the detection of accelerated sea level rise imminent?" by Fasullo et al.
  • 10 things you should know about sea level rise and how bad it could be
  • Correction: New GMSL release and Jason-2 Switch to Side-B Platform Module
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Our Publications

  • Is the detection of accelerated sea level rise imminent?
  • Uncovering an anthropogenic sea-level rise signal in the Pacific Ocean
  • Effect of the processing methodology on satellite altimetry-based global mean sea level rise over the Jason-1 operating period
  • Australia's unique influence on global sea level in 2010-2011
more

Recent Articles

  • Is the detection of accelerated sea level rise imminent?
  • Some pitfalls of the semi-empirical method used to project sea level
  • The tilt of mean sea level along the east coast of North America
  • Unabated planetary warming and its ocean structure since 2006
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Climate Science News

  • Which August will we get?
  • 23 July - 3 August, 2017 weeks
  • July 2017: Higher resolution knowledge of flooded areas over the whole Earth
  • CNES SEF-NG disturbences
  • [Jason-2] : Data production resumed - first products available
more
We would like to thank JPL and G. Kruizinga for providing the altimetry database software. This work was funded by the NASA under a OSTM/Jason science investigation.

Colorado Center for Astrodynamics Research at the University of Colorado at Boulder