A5071311335- Landslides and related hazards
- Synthetic Aperture Radar (SAR) Applications and Techniques
- Cryospheric studies and observations
- 3D Surveying and Cultural Heritage
- Rock Mechanics and Modeling
- Structural Health Monitoring Techniques
- Geotechnical Engineering and Analysis
- Geophysical Methods and Applications
- Flood Risk Assessment and Management
- earthquake and tectonic studies
- Dam Engineering and Safety
- Remote Sensing and LiDAR Applications
- Fluid Dynamics Simulations and Interactions
- Remote-Sensing Image Classification
- Soil erosion and sediment transport
- Hydrology and Sediment Transport Processes
- Fire effects on ecosystems
- Infrastructure Maintenance and Monitoring
- Tree Root and Stability Studies
- Remote Sensing and Land Use
- Soil Moisture and Remote Sensing
- Seismology and Earthquake Studies
- Advanced SAR Imaging Techniques
- Geology and Paleoclimatology Research
- Masonry and Concrete Structural Analysis
Sapienza University of Rome
2015-2024
Institute for Economic Research on Firms and Growth
2022
University of Bologna
1996
Istituto Nazionale di Fisica Nucleare, Sezione di Bologna
1996
Land cover and climate monitoring is a crucial task in agriculture, forestry, hazard management, ecosystems assessment. In this paper, normalized difference vegetation index (NDVI), land surface temperature (LST), products by the moderate resolution imaging spectroradiometer (MODIS) as well precipitation were utilized to monitor spatiotemporal dynamics of along with their correlation coherency across Italy during 2000–2021. The analyses performed on both pixel ecoregion levels via...
Ground deformation monitoring is a crucial task in geohazard management to ensure the safety of lives and infrastructure. Persistent scatterer interferometric synthetic aperture radar (PS-InSAR) an advanced technique for measuring small displacements on Earth's surface. Estimated PS-InSAR time series acquired by Sentinel-1 satellites provide great opportunity effective ground recent years. However, challenges arise when processing these due their non-uniform sampling, noise from atmosphere...
Land Surface Temperature (LST) is an important climate factor for understanding the relationship between land surface and atmosphere. Furthermore, LST linked to soil moisture evapotranspiration, which can potentially alter severity regime of wildfires, landslide-triggering precipitation thresholds, others. In this paper, monthly daytime nighttime products Moderate Resolution Imaging Spectroradiometer (MODIS) are employed period 2000–2023 in order find areas that have been cooling or warming...
Persistent Scatterer Interferometric Synthetic Aperture Radar (PS-InSAR) is an advanced technique enabling effective ground deformation monitoring. In this study, PS-InSAR time series of Sentinel-1 ascending and descending orbits for period 2015–2022 are utilized industrial zone in Sacco River Valley, Central Italy. The Sequential Turning Point Detection (STPD) applied to estimate the trend turning points their directions series. addition, river flow climate near analyzed using coefficient...
This paper illustrates the potential of Sentinel-1 for landslide detection, mapping and characterization with aim updating inventory maps monitoring activity. The study area is located in Molise, one smallest regions Italy, where processes are frequent. results achieved by integrating Differential Synthetic Aperture Radar Interferometry (DInSAR) deformation time series, Geographical Information System (GIS) multilayer analysis (optical, geological, geomorphological, etc.) shown. adopted...
The paper explores the potential of satellite advanced differential synthetic aperture radar interferometry (A-DInSAR) technique for identification impending slope failure. advantages and limitations InSAR in monitoring pre-failure landslide behaviour are addressed five different case histories back-analysed using data acquired by missions: Montescaglioso (2013, Italy), Scillato (2015, Bingham Canyon Mine UT, USA), Big Sur (2017, CA, USA) Xinmo China). This aimed at providing a contribution...
In this paper, the mathematical derivation of underlying probability distribution function for normalized least-squares wavelet spectrogram is presented. The impact empirical and statistical weights on estimation spectral peaks their significance are demonstrated from point view both theoretically practically. simulation results show an improvement approximately 0.02mm (RMSE) annual signal when considered in analysis (LSWA). weighted LSWA estimates signals more accurately than ordinary...
Ten small rock slides (with a volume ranging from 101 to 103 m3) on slope affected by working activities were detected, located, and timed using pictures collected an automatic camera during 40 months of continuous monitoring with terrestrial SAR interferometry (TInSAR). These landslides analyzed in detail examining their pre-failure time series displacement inferred high-sampling frequency (approximately 5 min) TInSAR monitoring. In most these cases, typical creep behavior was observed the...
In this work, the ability of advanced satellite interferometry to monitor pre-failure landslide behaviours and potential application technique Failure Forecasting Methods (FFMs) are analysed. Several limits affect a process, especially during phase (tertiary creep). study, two major limitations affecting have been explored: (1) low data sampling frequency (2) ambiguity constraints. We explored time series displacements for 56 monitored landslides inferred from scientific literature different...
Landslide monitoring is a global challenge that can take strong advantage from opportunities offered by Earth Observation (EO). The increasing availability of constellations small satellites (e.g., CubeSats) allowing the collection satellite images at an incredible revisit time (daily) and good spatial resolution. Furthermore, this trend expected to grow rapidly in next few years. In order explore potential using long stack for improving measurement ground displacement, we developed new...
In Italy, most of the destructive landslides are triggered by rainfall, particularly in central Italy. Therefore, effective monitoring rainfall is crucial hazard management and ecosystem assessment. Global precipitation measurement (GPM) next-generation satellite mission, which provides measurements worldwide. this research, we employed available monthly GPM data to estimate for twenty administrative regions Italy from June 2000 2021. For each region, applied non-parametric Mann–Kendall test...
The increased accessibility of drone technology and structure from motion 3D scene reconstruction have transformed the approach for mapping inaccessible slopes undergoing active rockfalls generating virtual outcrop models (VOM). Poggio Baldi landslide (Central Italy) its natural laboratory offers possibility to monitor characterise slope define a workflow rockfall hazard analysis. In this study, analysis multitemporal VOM (2016–2019) informed trajectory that was carried out with...
Abstract. An integrated approach to the geomechanical characterization of coastal sea cliffs was applied at Mt. Pucci (Gargano promontory, Southern Italy) by performing field-based investigations and remote geostructural via a terrestrial laser scanner (TLS). The consistency techniques allowed achieve comprehensive affordable main joint sets on cliff slope. observed were considered evaluate proneness slope rock failures attributing safety factor (SF) values topple- wedge-prone blocks under...
The flow characteristics and velocities of three landslides in Valles Marineris on Mars are investigated using detailed morphological analyses high-resolution images dynamical calculations based the run-up curvature landslide deposits. morphologies described, especially concerning those that can provide information dynamics velocity. long runout estimated high velocities, often exceeding 100 m/s, confirm a low basal friction experienced by these landslides. Because subaqueous Earth exhibit...
An extensive investigation of more than 90 landslides affecting a small river basin in Central Italy was performed by combining field surveys and remote sensing techniques. We thus defined the geomorphological setting slope instability processes. Basic information, such as mapping type definition, have been acquired thanks to investigations multi-temporal aerial photos interpretation, while satellite SAR archive data (acquired ERS Envisat from 1992 2010) analyzed means A-DInSAR (Advanced...
Image correlation remote sensing monitoring techniques are becoming key tools for providing effective qualitative and quantitative information suitable natural hazard assessments, specifically landslide investigation monitoring. In recent years, these have been successfully integrated shown to be complementary competitive with more standard techniques, such as satellite or terrestrial Synthetic Aperture Radar interferometry. The objective of this article is apply the proposed in-depth...
On August 16th, 2018, a Mw 5.1 earthquake struck the Molise region (central Italy), inducing 84 earthquake-triggered landslides that predominantly involved soil covers of clayey materials and flysch on gently dipping slopes. To quantify spatiotemporal landslide activity in months immediately after earthquake, differential SAR interferometry (DInSAR) analysis was performed for time span from 2 years before to one year recognising both first-time reactivated landslides. The results showed...
Abstract The definition of landslide hazard is a step-like procedure that encompasses the quantification its spatial and temporal attributes, i.e., reliable susceptibility detailed analysis recurrence. However, available information often incomplete, fragmented unsuitable for quantitative analysis. Nevertheless, evaluation has key role in implementation risk mitigation policies an effort should be done to retrieve make it useful this purpose. In research, we go through topic optimising...
Historical and recent earthquakes have struck the city of L'Aquila, located in axial zone Central Apennines, Italy, causing severe damage to historic centre. Recent studies shown that higher intensity buildings L'Aquila downtown, both case 2009 earthquake (Mw: 6.29) 1703 6.7), is associated with post-seismic subsidence rates, detected through A-DInSAR maps, time range 2010–2021. This finding suggests existence geological factors drive deformation (and building damage). The availability long...
Monitoring slow-moving landslides is a crucial task for socioeconomic risk prevention and/or mitigation. Persistent scatterer interferometric synthetic aperture radar (PS-InSAR) an advanced remote sensing method monitoring ground deformation. In this research, PS-InSAR time series derived from COSMO-SkyMed (descending orbit) and Sentinel-1 (ascending are analyzed region in Central Apennines Italy. The sequential turning point detection (STPD) implemented to detect the trend dates their...
Landslides represent a significant geological hazard globally, with over 635,000 landslides identified in Italy alone. Despite their prevalence, only fraction of these phenomena is actively monitored. Advancements monitoring technologies offer promising tools for improving landslide management, but application requires further validation and dissemination within the technical community.This study, conducted under PNRR “GeosciencesIR” project, investigates use...