Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana

GIS AND TERRAIN ANALYSIS FOR UNDERSTANDING WATER PROCESSES AND FEATURES

Fernando Nardi University for Foreigners of Perugia

Talk @ Unesco Chair Inaugural Meeng Perugia, Italy, March 11th, 2014

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana Outlines • River basin Terrain Analysis (TA) using GIS

• Standard GIS TA vs experimental methods

• Hydrogeomorphic applicaons: Flood(plain) mapping

• Ongoing research: Large scale engineering applicaons

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana ASTER

• Raster DTM ASTER • 30m • Integer precision

hp://asterweb.jpl.nasa.gov/gdem.asp

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana …and processes

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana DEM-based Terrain Analysis using GIS Analyzing terrain surface properes (elevaon, land use,..) for deriving hydrogeomorpic parameters: Direct: slope, curvature, aspect Indirect: flow direcon, drainage area Features: stream network, drainage basin, floodplain, hillslope Processes: deposion, erosion, land/water dynamics (i.e. landsliding/ flooding)

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana

Filling sinks Flow direcon Contribung area Watershed Hydrologic processing of DEMs for delineaon stream network extracon Stream Network

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana

Flat areas and pit removal experimental tools

Nardi, F., Grimaldi, S., Sanni, M, Petroselli,A., Uberni, L., Hydrological Science Journal, 2008

Grimaldi S., Nardi F., Di Benedeo F., Istanbulluoglu E., Bras R.L., Advances in Water Resources, 2007

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana Floodplain cross secon idenficaon

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng 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

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana Po river basin (North Italy)

500 yrs Flood/Inundaon maps -> 10,300 km2 Lake areas: 1000 km2

Floodplain area: 5178 km2 to 14976 km2

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng 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

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana Zambesi river basin (Southern Africa)

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana The Tiber river case study

How do the hydrogeomorphic floodplain behaves as respect to standard flood/ inundaon maps?

Nardi F., Biscarini C., Di Francesco S., Manciola P., Uberni L., Irrigaon and Drainage, 2013

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Meeng 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., Uberni L., Irrigaon and Drainage, 2013

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana Tiber river basin

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana Tiber river basin

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana Tiber river basin

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana Large scale urban/land engineering

Floodplain idenficaon for Italy

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana Large scale urban/land engineering

Indexing water-related phenomena

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by

Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana References 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.

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by Unesco Chair «Water Resources Management and Culture» Inaugural Meeng MARCH 11, 2014 University for Foreigners of Perugia - Palazzo Gallenga Sala Goldoniana

Contact Info

[email protected] @fnardi

hp://www.unescowaterchair.org/

UNESCO and WATER SCIENTIFIC MEETING SERIES SM S3 jointly organized by