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Antarctica loses grip

03 April 2018

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ESA's CryoSat mission has revealed that, over the last seven years, Antarctica has lost an area of underwater ice the size of Greater London. This is because warm ocean water beneath the continent's floating margins is eating away at the ice attached to the seabed.

Most Antarctic glaciers flow straight into the ocean in deep submarine troughs. The place where their base leaves the seabed and begins to float is known as the grounding line.

These grounding lines typically lie a kilometre or more below sea level and are inaccessible even to submersibles, so remote methods for detecting them are extremely valuable.

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Copernicus Sentinel-5P ozone boosts daily forecasts

05 December 2018

Measurements of atmospheric ozone from the Copernicus Sentinel-5P satellite are now being used in daily forecasts of air quality.

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Launched in October 2017, Copernicus Sentinel-5P – short for Sentinel-5 Precursor – is the first Copernicus satellite dedicated to monitoring our atmosphere.