Research and Resources

Understanding Sea Level

NASA keeps track of sea level change and its causes from space. Find out more about how NASA satellite observations help our understanding of this complex topic.

Learn more about why sea level is rising, the different causes, current and past rates.

Understanding Sea Level

NASA keeps track of sea level change and its causes from space. Find out more about how NASA satellite observations help our understanding of this complex topic.

Causes

Learn more about why sea level is rising, the different causes, current and past rates.

Observations

Learn more about how sea level is measured, the different types of observations, measurement techniques, and how data can be merged to form a long-term climate record.

Projections

Learn more about how models forecast the future of sea level, and how different components contributing to sea level change are predicted to evolve over time.

Adaptation

Learn more about various efforts and plans of coastal communities to adapt to rising seas.

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Get the latest information on sea level science, news, data, and newest features of the NASA Sea Level Web Portal.