Can one use remote sensing to detect sinkholes?

New analyses of NASA airborne radar data collected in 2012 reveal the radar detected indications of a huge sinkhole before it collapsed and forced ... read more

By using that knowledge, you can make a model to identify sinkhole. For this modelling part, you can utilize remote sensing and Gis. read more

Google Earth does not have any satellite. It just compile and merge imagery by another satellite. I don't know how they get license but we can use it as we all have known. GE is able to show image in multiscale using combination of several types of imagery depends on image availability on the certain area. read more