Public sources / INT

NASA Worldview

Browse Earth observation layers and compare dates or phenomena.

Open the official service Compare sources

What this source helps you find

Browse Earth observation layers and compare dates or phenomena.

Limit to retain in your conclusion

A coloured visual depends on its layer and is not itself a ground measurement.

Useful search anchors

Place / coordinates
Reference period
Layer / product / sensor

Fields to record when citing a result

Layer / product / sensor
Capture / acquisition date
Scale / resolution
Exact URL

Evidence record to retain

Layer name, stated instrument, selected day, extent and visualisation settings.

Check before drawing a conclusion

Compare identical settings; a changed palette may create a false impression of change.

Compose a reference to this result

Official reference page
Consultation date : 2026-10-02
Partial consultation: recheck coverage in the service.

This record concerns the cited page on this date, not permanent service availability or every feature. Data, files and APIs may have different access conditions.

Cross-check this source in a research route

Locate an image or change

Compare map landmarks, satellite acquisitions and observation layers with their dates.

Views with different resolutions and processing cannot be treated as identical photographs.

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Compare imagery of an area

Fix area and dates, open USGS and Copernicus scenes, then use NASA Worldview to place the change in context.

Sensors, resolution, cloud cover and processing differ; similar colors do not prove identical ground conditions.