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Space is key to monitoring ocean acidification

28 November 2019

This week, the UN World Meteorological Organization announced that concentrations of greenhouse gases in the atmosphere have reached yet another high. This ongoing trend is not only heating up the planet, but also affecting the chemical composition of our oceans. Until recently, it has been difficult to monitor 'ocean acidification', but scientists are exploring new ways to combine information from different sources, including from ESA's SMOS mission, to shed new light on this major environmental concern.

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Steve over the picket fence

27 November 2019

Strange ribbons of purple light that appeared in the sky – known as Steve – became the subject of debate in 2017, as their origins were unbeknown to scientists. Now, photographs of this remarkable phenomena have been studied to understand their exact position in the night sky.

GEOSS Platform - Data and knowledge

26 November 2019

This article shows how the GEOSS Platform could potentially provide value to different categories of users, including Earth scientists and policy makers, in finding, producing and analysing information, in support of Sustainable Development Goal 15.3.1.

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Emerging cracks in the Pine Island Glacier

18 October 2019

The Copernicus Sentinel-1 and Sentinel-2 satellites have revealed new cracks, or rifts, in the Pine Island Glacier – one of the primary ice arteries in the West Antarctic Ice Sheet. The two large rifts were first spotted in early 2019 and have each rapidly grown to approximately 20 km in length.

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Harnessing artificial intelligence for climate science

18 September 2019

Over 700 Earth observation satellites are orbiting our planet, transmitting hundreds of terabytes of data to downlink stations every day. Processing and extracting useful information is a huge data challenge, with volumes rising quasi-exponentially.

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Greta Thunberg arrives in New York for UN Climate Talks

28 August 2019

Climate campaigner Greta Thunberg has arrived in New York after a two-week sail across the Atlantic, ready to attend the United Nations Climate Action Summit at the end of September.

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