Data produced as part of ESA Terrafirma project. The PSI processing has been carried out by TRE (
[email protected]). PSI processing used 23 scenes of ENVISAT-S2 data. Number of of points = 36231, Point density = 29.38 PS/km2, Reference point location is lon: 28.427425832, lat: 41.11796162. 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.