A drought in central Europe from a satellite perspective.
A drought in central Europe from a satellite perspective. By Cornelia Kröpfl, BA MA - If the groundwater rises sharply, flooding can be imminent. The Tom and Jerry satellites, chasing each other high above the earth, help make important predictions - including about climate change. Between 200 and 300 gigatons of mass is lost from Greenland each year. "A gigaton is an ice cube the size of a cubic kilometre," Torsten Mayer-Gürr makes this - literally - gigantic consequence of climate change strikingly clear. The researcher heads the theoretical geodesy and satellite geodesy working group at TU Graz. Satellite geodesy deals with surveying the Earth on global scales, as Mayer-Gürr explains: "This is about large-scale changes on Earth, especially in the context of climate change.
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