Hi, is it possible to smooth DEMs (e.g. SRTM data) with QGIS, so the new resolution would be 1km? Thank you! regards Clemens -- Mag. Clemens Naderer Forschung und Entwicklung UBIMET GmbH Dresdner Straße 82 A-1200 Wien Tel +43 (0) 1 99 71 004 49 cnaderer at ubimet.com www.unwetterzentrale.at www.wetter.tv www.ubimet.com