Satellites play vital role in detecting climate change, say scientists

Sentinel-3 satellite image shows an unusual and rare blanket of snow covering a large swathe of Spain, including its capital Madrid, during a cold snap in January 2021 (ESA/PA)

Earth observation satellites provide the most comprehensive real-time check on the health of the planet, according to climate scientists.

The near-instantaneous data generated is being used to monitor and assess the pace of climate change and its impact across land and sea.