GIS AND TERRAIN ANALYSIS FOR UNDERSTANDING WATER PROCESSES AND FEATURES
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Unesco Chair «Water Resources Management and Culture» Inaugural Meeting MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana
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GIS AND TERRAIN ANALYSIS FOR UNDERSTANDING WATER PROCESSES AND FEATURES
- 1. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana GIS AND TERRAIN ANALYSIS FOR UNDERSTANDING WATER PROCESSES AND FEATURES Talk @ Unesco Chair Inaugural MeeRng Perugia, Italy, March 11th, 2014 Fernando Nardi University for Foreigners of Perugia
- 2. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana • River basin Terrain Analysis (TA) using GIS • Standard GIS TA vs experimental methods • Hydrogeomorphic applica+ons: Flood(plain) mapping • Ongoing research: Large scale engineering applica+ons Outlines
- 7. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana ASTER • Raster DTM ASTER • 30m • Integer precision hSp://asterweb.jpl.nasa.gov/gdem.asp
- 12. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana …and processes
- 13. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Analyzing terrain surface properRes (elevaRon, land use,..) for deriving hydrogeomorpic parameters: Direct: slope, curvature, aspect Indirect: flow direc+on, drainage area Features: stream network, drainage basin, floodplain, hillslope Processes: deposi+on, erosion, land/water dynamics (i.e. landsliding/ flooding) DEM-‐based Terrain Analysis using GIS
- 16. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Filling sinks Flow direc+on Contribu+ng area Watershed delinea+on Stream Network Hydrologic processing of DEMs for stream network extracRon
- 20. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Flat areas and pit removal experimental tools Nardi, F., Grimaldi, S., San+ni, M, Petroselli,A., Uber+ni, L., Hydrological Science Journal, 2008 Grimaldi S., Nardi F., Di BenedeSo F., Istanbulluoglu E., Bras R.L., Advances in Water Resources, 2007
- 24. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Floodplain cross secRon idenRficaRon
- 27. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Po river basin (North Italy) Area 75,000 km2 Channel flow depths: up to 44 m Stream network source contrib. area: 500 km2 Floodplain area: 5178 km2 to 14976 km2
- 28. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Po river basin (North Italy) 500 yrs Flood/InundaRon maps -‐> 10,300 km2 Lake areas: 1000 km2 Floodplain area: 5178 km2 to 14976 km2
- 30. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Zambesi river basin (Southern Africa) Area 1,390,000 km2 Stream network source contrib. area: 500 km2 Floodplain area: 37,250 km2
- 31. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Zambesi river basin (Southern Africa)
- 33. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana The Tiber river case study Nardi F., Biscarini C., Di Francesco S., Manciola P., Uber+ni L., Irriga9on and Drainage, 2013 How do the hydrogeomorphic floodplain behaves as respect to standard flood/ inunda+on maps?
- 34. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana The Tiber river case study Nardi F., Biscarini C., Di Francesco S., Manciola P., Uber+ni L., Irriga9on and Drainage, 2013
- 36. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Tiber river basin
- 37. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Tiber river basin
- 38. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Tiber river basin
- 41. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Floodplain idenRficaRon for Italy Large scale urban/land engineering
- 45. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Indexing water-‐related phenomena Large scale urban/land engineering
- 48. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana GIS Terrain analysis Nardi F., Vivoni E. R., Grimaldi S., Investigating a floodplain scaling relation using a hydrogeomorphic delineation method, Water Resources Research, 42 (9), 15 pp., 2006. Grimaldi S., Nardi F., Di Benedetto F., Istanbullouglu E., Bras R.L., A physically-based method for removing pits in digital elevation models, Advances in Water Resources, 30 (10), pp. 2151-2158, 2007. Nardi F., Grimaldi S., Santini M., Petroselli A., Ubertini L., Hydrogeomorphic properties of simulated drainage patterns using digital elevation models: the flat area issue, Hydrological Science Journal, 53 (6), pp. 1176-1193, 2008. Santini M., Grimaldi S., Rulli M.C., Petroselli A., Nardi F., Pre-Processing algorithms and landslide modelling on remotely sensed DEMs, Geomorphology, 113 (1-2), pp. 110-125, 2009. Nardi F., Biscarini C., Di Francesco S., Manciola P., Ubertini L., comparing a large-scale dem-based floodplain delineation algorithm with standard flood maps: the Tiber river basin case study, Irrig. and Drain. 62 (Suppl. 2): 11–19, 2013 WFIUH rainfall-runoff models Grimaldi S., Petroselli A., Alonso G., Nardi F., Flow time estimation with variable hillslope velocity in ungauged basins, Advances in Water Resources, 33 (10), 216-1223, 2010. Grimaldi S., Petroselli A., Nardi F., A parsimonious geomorphological unit hydrograph for rainfall runoff modeling in small ungauged basins, Hydrological Science Journal, 57(1), 73-83, 2012. Flood Mapping Grimaldi S., Petroselli A., Arcangeletti E., Nardi F., Flood mapping in ungauged basins using fully continuous hydrologic-hydraulic modelling, Journal of Hydrology, in press. References
- 49. UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Mee+ng MARCH 11, 2014 University for Foreigners of Perugia -‐ Palazzo Gallenga Sala Goldoniana Contact Info fernando.nardi@unistrapg.it @fnardi hSp://www.unescowaterchair.org/