Data produced as part of ESA Terrafirma project. The PSI processing has been carried out by TRE (
[email protected]). PSI processing used 25 scenes of ENVISAT-S2 data. Number of of points = 177332, Point density = 50 PS/km2, Reference point location is lon: 30.006636649, lat: 40.827488381. Terrafirma service providers have been validated by the ESA funded ValProj (http://www.terrafirma.eu.com/product_validation.htm) and passed an assessment to be a certified service provider.