How Ice-Shelf Loss Drives Sea Level Rise

Thinning and calving both contribute to the loss of ice shelves in the Antarctic, but how to they affect sea level? Full story ›

slide 2 - One of the Tuvalu island group is shown from offshore; top third of image is an island crowded with green, tropical trees; lower two thirds is deep blue ocean.

NASA-UN Partnership Gauges Sea Level Threat to Tuvalu

Scientific assessments are designed to help island residents cope with potential threats from sea level rise. Full story ›

Why Seas are Rising Faster on the Southeast Coast

A look into the causes and effects of accelerating sea level rise unique to the Southeast Coast. Full story ›

International Sea Level Satellite Spots Early Signs of El Niño

Kelvin waves, a potential precursor of El Niño conditions in the ocean, are rolling across the equatorial Pacific toward the coast of South America. Full story ›

Melting Ocean Ice Affects Sea Level – Unlike Ice Cubes in a Glass

Floating sea ice seems to have a small effect on sea level. Full story ›

Global Mean Sea Level

98

mm since 1993
Ocean Mass

2

± 0.3
mm/yr
Steric Height

1.3

± 0.2
mm/yr
Greenland Ice Mass Change

270

± 21
Gt/yr
Antarctica Ice Mass Change

146

± 39
Gt/yr

Advancing NASA Sea Level Science and Interdisciplinary Research

Climate Tools

Visualize and access information and data relevant to understanding and planning for sea level rise in response to ongoing climate change.

Interagency Sea Level Rise Scenario Tool

Visualize and download the sea level scenarios from the U.S. Sea Level Rise Interagency Task Force.
IPCC AR6 Sea Level Projection Tool

Visualize and download global and local sea level projections from the Intergovernmental Panel on Climate Change Sixth Assessment Report.
Sea Level Evaluation & Assessment Tool

View regional relative sea level trends and understand the processes that contribute to the measurements from satellite altimeters and tide gauges.

Analysis Tools

Analyze and download satellite, in situ, reanalysis and modeled data associated with sea level change and the processes that contribute to it.

Data Analysis Tool

Analyze NASA data with the Data Analysis Tool. Perform regional statistical analysis, time series analysis and comparison.
Virtual Earth System Laboratory

The Virtual Earth System Laboratory includes simulations related to glaciers, ice sheets, sea level and solid earth.