Is HEC-RAS 2D accurate enough for storm-event hazard assessment? Lessons learnt from a benchmarking study based on rain-on-grid modelling

P Costabile, C Costanzo, D Ferraro, P Barca - Journal of Hydrology, 2021 - Elsevier
Abstract Rain-on-Grid (RoG) modelling is an increasingly popular approach within the storm
risk management, in which the hydrological and hydrodynamic flood processes are …

Application of Unmanned Aerial Vehicle DEM in flood modeling and comparison with global DEMs: Case study of Atrak River Basin, Iran

E Parizi, S Khojeh, SM Hosseini… - Journal of Environmental …, 2022 - Elsevier
Abstract Digital Elevation Models (DEMs) play a significant role in hydraulic modeling and
flood risk management. This study initially investigated the effect of Unmanned Aerial …

[HTML][HTML] How does the choice of DEMs affect catchment hydrological modeling?

DM Moges, H Virro, A Kmoch, R Cibin… - Science of the Total …, 2023 - Elsevier
The digital elevation models (DEMs) are the primary and most important spatial inputs for a
wide range of hydrological applications. However, their availability from multiple sources …

A framework to assess suitability of global digital elevation models for hydrodynamic modelling in data scarce regions

V Nandam, PL Patel - Journal of Hydrology, 2024 - Elsevier
With increase in availability of global Digital Elevation Models (DEMs) that are derived from
distinctive techniques with varying characteristics, it is essentially required to assess their …

[HTML][HTML] Accuracy assessment, comparative performance, and enhancement of public domain digital elevation models (ASTER 30 m, SRTM 30 m, CARTOSAT 30 m …

K Preety, AK Prasad, AK Varma, H El-Askary - Remote Sensing, 2022 - mdpi.com
Publicly available Digital Elevation Models (DEM) derived from various space-based
platforms (Satellite/Space Shuttle Endeavour) have had a tremendous impact on the …

Spatial estimates of flood damage and risk are influenced by the underpinning DEM resolution: A case study in Kuala Lumpur, Malaysia

E Fatdillah, BM Rehan, P Rameshwaran, VA Bell… - Water, 2022 - mdpi.com
The sensitivity of simulated flood depth and area to DEM resolution are acknowledged, but
their effects on flood damage and risk estimates are less well understood. This study sought …

ANADEM: A Digital Terrain Model for South America

L Laipelt, B Comini de Andrade, W Collischonn… - Remote Sensing, 2024 - mdpi.com
Digital elevation models (DEMs) have a wide range of applications and play a crucial role in
many studies. Numerous public DEMs, frequently acquired using radar and optical satellite …

Visualisation of flooding along an unvegetated, ephemeral river using Google Earth Engine: Implications for assessment of channel-floodplain dynamics in a time of …

J Li, S Tooth, K Zhang, Y Zhao - Journal of Environmental Management, 2021 - Elsevier
Given rapid environmental change, the development of new, data-driven, interdisciplinary
approaches is essential for improving assessment and management of river systems …

Geomorphometric characterization and sediment connectivity of the middle Brahmaputra River basin

BMR Faisal, YS Hayakawa - Geomorphology, 2023 - Elsevier
Abstract Knowledge of geomorphic characteristics and sediment connectivity is critical in
understanding basin-scale surface processes that include steep mountainous and flat …

Crevasse splay morphodynamics near a non-vegetated, ephemeral river terminus: Insights from process-based modelling

J Li, H van der Vegt, JEA Storms, S Tooth - Journal of Hydrology, 2023 - Elsevier
Crevasse splays generate subtle local relief and contribute to fluvial basin sedimentary
filling but controls on splay development along dryland rivers remain poorly understood …