Category Archives: Remote sensing

Lakes from space

By Laura Carrea For the first time satellite technology has been used to make a census of global inland water cover. A number of 117 million lakes, reservoirs and wetlands of area >0.002 km2 have been found summing up to a … Continue reading

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How TAMSAT have been supporting African people for over 35 years

By Ross Maidment The University of Reading’s TAMSAT group ( www.tamsat.org.uk ) have helped pioneer the use of satellite imagery in rainfall estimation across Africa since the early 1980s when the group was first established. Thanks to some bright and innovative minds … Continue reading

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From kilobytes to petabytes for global change research: take the skills survey!

By Vicky Lucas Institute for Environmental Analytics If you deal with megabytes of environmental sample data, or gigabytes of sensor data, or terabytes of model data or petabytes of remote sensing data, then I’d like you to take a survey.  … Continue reading

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The value of future observations

By Alison Fowler The atmosphere and oceans are being routinely observed by a myriad of instruments. These instruments are positioned on board orbiting satellites, aircraft and ships, surface weather stations, and even balloons.  The information collected by these instruments can … Continue reading

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The driving mechanism of large-scale unsteady currents in the ocean

By Antoine Hochet During the last twenty years, measurements of the ocean surface properties by satellite instruments have significantly increased our knowledge of ocean dynamics. One of these instruments is an altimeter that measures the topography of the ocean surface … Continue reading

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Is it possible to predict inter-annual changes in terrestrial water storage at regional scales?

By Marie-Estelle Demory Our results say yes! It is possible to predict changes in terrestrial water storage, when the signal that drives the changes is strong enough. Here is an explanation. The hydrological cycle is a fundamental link between components of … Continue reading

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Snowflakes – not just a pretty picture!

By Chris Westbrook The slow, inexorable approach of Christmas means that Christmas adverts are now increasing in frequency at an incredible rate. Nauseating John Lewis offerings aside, we are going to be seeing a lot of snowflake-based imagery over the … Continue reading

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What will we have for launch?

By Chris Merchant We live during an era of Earth Explorers … not intrepid adventurers, but a series of Earth-orbiting satellites, bristling with experimental technology designed to quantify various aspects of the environments of our planet. Four Earth Explorers have … Continue reading

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