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Long-term subsidence monitoring of city areas at Nordic latitudes using ERS SAR Data

Long-term subsidence monitoring of city areas at Nordic latitudes using ERS SAR Data. ESA AO-1104. Tom R. Lauknes, G. Engen, K. A. Høgda and I. Lauknes (1) D. J. Weydahl and K. Eldhuset (2) T. Eltoft (3). 1) Norut Information Technology, Tromsø, Norway

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Long-term subsidence monitoring of city areas at Nordic latitudes using ERS SAR Data

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  1. Long-term subsidence monitoring of city areas at Nordic latitudes using ERS SAR Data ESA AO-1104 Tom R. Lauknes, G. Engen, K. A. Høgda and I. Lauknes (1) D. J. Weydahl and K. Eldhuset (2) T. Eltoft (3) 1) Norut Information Technology, Tromsø, Norway 2) Norwegian Defence Research Establishment, Kjeller, Norway 3) University of Tromsø, Norway

  2. Project background Oslo area • Will use differential InSAR to measure deformation • Tunnel construction work during 1990s • Subsidence documented by land surveillance techniques

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