Global Sea Ice Edge Classification from Multimission Sensors

EUMETSAT's product classifies global sea ice into open water, open ice, and closed ice categories. The sea ice edge is derived for both hemispheres using a Bayesian approach to combine passive and active microwave sensor data. The dataset was last updated in April 2018.

Use Cases

• Analyze changes in the 'open ice' classification area over time to track seasonal melt patterns.
• Compare 'closed ice' coverage between the Northern and Southern Hemispheres for hemispheric climate studies.
• Validate satellite-derived sea ice edge classifications against in-situ observations.
• Model sea ice extent using the derived classification product as a training label for machine learning algorithms.

Strengths

• Provides data for both the Northern and Southern Hemispheres.
• Derived from multiple sensor types (passive and active microwave) using a multi-sensor method.
• Uses a Bayesian approach to combine sensor data, potentially improving classification accuracy.

Limitations

• The dataset's last update was in 2018, making it temporally stale for current climate analysis.
• Specific metrics like row count, spatial resolution, and temporal frequency are unknown.
• The classification method's accuracy and potential biases against specific ice types are not detailed.

Provenance

Source

EUMETSAT

Collection Method

Derived from passive microwave and active microwave sensors using a multi-sensor method with a Bayesian approach.

Geography

Northern and Southern Hemisphere.