Physics students at the University of Leicester have pointed out that the huge observational satellite Envisat – which lost contact with Earth in 2012 – could potentially pose a threat similar to the events which plague ...
Space Exploration
Feb 19, 2014
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The amount of sunlight being absorbed or reflected by Earth is one of the driving forces for weather and climate. Satellites are providing this information with unprecedented accuracy.
Space Exploration
Sep 6, 2013
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(Phys.org) —Ten years of satellite observations of greenhouse gases reveal that carbon dioxide in our atmosphere continues to increase despite international efforts to reduce carbon emissions. Satellites also show that ...
Environment
Sep 4, 2013
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The biomass of the northern hemisphere's forests has been mapped with greater precision than ever before thanks to satellites, improving our understanding of the carbon cycle and our prediction of Earth's future climate.
Environment
Jun 27, 2013
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Trace gases and aerosols are major factors influencing the climate. With the help of highly complex installations, such as MIPAS on board of the ENVISAT satellite, researchers try to better understand the processes in the ...
Earth Sciences
May 22, 2013
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(Phys.org)—Space debris came into focus last week at the International Astronautical Congress in Naples, Italy. Envisat, ESA's largest Earth observation satellite, ended its mission last spring and was a subject of major ...
Space Exploration
Oct 11, 2012
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(Phys.org)—In the south Aegean Sea, the islands of Santorini have been showing signs of unrest for the first time in over half a century. Satellite data confirm that the islands have risen as much as 14 cm since January ...
Earth Sciences
Sep 11, 2012
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(Phys.org) -- Archived data from the Envisat satellite show that the volcanic island of Santorini has recently displayed signs of unrest. Even after the end of its mission, Envisat information continues to be exploited for ...
Earth Sciences
May 22, 2012
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Just weeks after celebrating its tenth year in orbit, communication with the Envisat satellite was suddenly lost on 8 April. Following rigorous attempts to re-establish contact and the investigation of failure scenarios, ...
Space Exploration
May 9, 2012
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(Phys.org) -- Optical, radar and laser observations of the Envisat satellite show that it is still in a stable orbit. Efforts to regain contact with the satellite have been under way since 8 April, when it unexpectedly stopped ...
Space Exploration
Apr 23, 2012
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