Data produced as part of ESA Terrafirma project. The PSI processing has been carried out by HB ([email protected]). PSI processing used 75 scenes of ENVISAT data. Number of of points = 2499, Point density = 52.9 PS/km2, Reference point location is lon: 5.29688775362, lat: 52.7027524527. 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.