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ESA’s gravity-mapper reveals relics of ancient continents under Antarctic ice

07 November 2018

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It was five years ago this month that ESA's GOCE gravity-mapping satellite finally gave way to gravity, but its results are still yielding buried treasure – giving a new view of the remnants of lost continents hidden deep under the ice sheet of Antarctica.

A research team from Germany's Kiel University and the British Antarctic Survey published their latest GOCE-based findings this week in the journal Scientific Reports.

Dubbed ‘the Formula one of space', the GOCE (Gravity field and Ocean Circulation Explorer) mission orbited Earth for more than four years, from March 2009 to November 2013. This sleek, finned satellite with no moving parts was designed around a single goal: to measure the pull of Earth's gravity more precisely than any mission before.

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Lake Chad's shrinking waters

22 March 2019

The 22 March is World Water Day, which focuses on the importance of freshwater. The Sustainable Development Goals of the United Nations aim to achieve a better and more sustainable future. Goal number six focuses on ensuring the availability and sustainable management of water for all by 2030. This image takes us over Lake Chad at the southern edge of the Sahara, where water supplies are dwindling.