Detecting sinkholes using InSAR time series and field observations in Quebec City, Canada

Angus Ian Calderhead1, Pascal Castellazzi1, Richard Martel2 and Monique Bernier3, (1)Institut National de la Recherche Scientifique-Eau Terre Environnement INRS-ETE, Quebec City, QC, Canada, (2)INRS-Eau Terre Environnement, Quebec, QC, Canada, (3)Institut National de la Recherche Scientifique-Eau Terre Environnement INRS-ETE, Quebec, QC, Canada