Data produced as part of ESA Terrafirma project. The PSI processing has been carried out by TRE ([email protected]). PSI processing used 19 scenes of ENVISAT data. Number of of points = 2246, Point density = 6.27 PS/km2, Reference point location is lon: 16.4040324762, lat: 38.3243885934. 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.