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Satellites shed new light on earthquakes

24 March 2017

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Satellite radar scans of last year's earthquake in New Zealand are changing the way we are thinking about earthquake hazards in regions where our planet's tectonic plates meet.

The 7.8-magnitude quake that struck New Zealand's South Island near the town of Kaikoura on 14 November was one of the most comprehensively recorded earthquakes in history.

Immediately after it, a team of scientists from New Zealand, the UK and the US began to study radar images from the Copernicus Sentinel-1 and Japanese ALOS-2 missions to measure the extent of the land movement.

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More of Africa scarred by fires than thought

4 February 2019

Wildfires can cause devastation and are also to blame for more than a quarter of greenhouse gases being released into the atmosphere. Satellites play a key role in mapping landscape scarred by fire – but the Copernicus Sentinel-2 mission has revealed that there are more fires than previously thought.

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