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The operational modelling of ocean currents is used both by shipping and fisheries, as well as oil producers who install large platforms in this environment. The mapping of ocean floor topography is also an important input to the latter.

Minimize Ocean Currents & Topography
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Science meets Sentinel-3

06 December 2013

With the first of the Sentinel satellites being readied for launch next spring, scientists are looking ahead to the third mission in the series to ensure the highest quality data possible.

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Mapping the world's largest coral reef

29 November 2013

Scientists have used satellite observations to create a set of high-resolution 3D maps of the entire Great Barrier Reef - a critical step towards identifying, managing and protecting what lies beneath the waters.

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Radar altimetry catches new wave with GOCE

28 October 2013

Gravity data from the GOCE mission are enabling other satellites to see ocean surface topography and currents.

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SMOS - The global success story continues

22 February 2013

ESA’s water mission is shedding new light on the meandering Gulf Stream, just one of the SMOS satellite’s numerous achievements.

Launched in 2009, ESA’s Soil Moisture and Ocean Salinity satellite has been helping us to understand the water cycle.

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GOCE settles debate on sloping sea

15 February 2013

For decades, scientists have disagreed about whether the sea is higher or lower heading north along the east coast of North America. Thanks to precision gravity data from ESA's GOCE satellite, this controversial issue has now been settled. The answer? It's lower.

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CryoSat hits land

21 December 2012

ESA's ice mission is now giving scientists a closer look at oceans, coastal areas, inland water bodies and even land, reaching above and beyond its original objectives.

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Earth at your fingertips

12 December 2012

The wonders and glory of our planet are just a few clicks away. Download ESA's first iBook and start discovering Earth from a new perspective.

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Clearest evidence yet of polar ice losses

30 November 2012

After two decades of satellite observations, an international team of experts brought together by ESA and NASA has produced the most accurate assessment of ice losses from Antarctica and Greenland to date. This study finds that the combined rate of ice sheet melting is increasing.

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Norwegian Sea's ups and downs

20 November 2012

An anticlockwise rotation of sea-surface height patterns has been observed near Norway's west coast. Archived data from radar altimeters on the ERS-1, ERS-2 and Envisat satellites show the wave-like motion around the centre of the Lofoten Basin.

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GOCE's second mission improving gravity map

16 November 2012

ESA's GOCE gravity satellite has already delivered the most accurate gravity map of Earth, but its orbit is now being lowered in order to obtain even better results.