GEOSYSTEMS HELLAS participated in the CRL School 2017 held in Patras and Nafpaktos from 21/9 to 26/9/2017. Among other things, colleagues Maltezos Evangelos and Kontopoulos Christos also presented the topic “Methods of detecting changes for the mapping of large territorial concessions using Sentinel 1 and 2 data. The case of the Amyntaiou lignite mine.” More information here ..