Results 61 to 70 of about 313 (137)

Local Scale Current and Projected Future Total Flood Hazard Mapping for Canada—Literature Review

open access: yesJournal of Flood Risk Management, Volume 18, Issue 3, September 2025.
ABSTRACT This review, based on 231 articles, focuses on studies relevant to Canada that assess fluvial, pluvial, and coastal flood hazards at national and broader scales. It evaluates the application of remote sensing and artificial intelligence methods for flood mapping within the Canadian context.
Slobodan P. Simonovic, Brian Perry
wiley   +1 more source

Enhancing floodwater depth mapping in tropical regions using multi-temporal Sentinel-1 SAR, supervised classification, and multi-DEM sensitivity analysis

open access: yesEnvironmental Research Communications
Flooding in tropical Southeast Asia often occurs under persistent cloud cover, which limits optical imagery and increases reliance on radar-based monitoring.
Do Xuan Khanh, Xuan-Hien Le
doaj   +1 more source

Comparison of Open Access Global DEMs for Geomorphological Applications in Coastal Areas Using LiDAR Data

open access: yesRemote Sensing
Digital Elevation Models (DEMs) are essential tools for terrain analysis. However, their selection often focuses on spatial resolution or overall vertical accuracy, overlooking aspects such as geometric consistency or fitness for specific applications ...
Nuria Comas-López   +3 more
doaj   +1 more source

Best Practices for Elevation-Based Assessments of Sea-Level Rise and Coastal Flooding Exposure

open access: yesFrontiers in Earth Science, 2018
Elevation data are critical for assessments of sea-level rise (SLR) and coastal flooding exposure. Previous research has demonstrated that the quality of data used in elevation-based assessments must be well understood and applied to properly model ...
Dean B. Gesch
doaj   +1 more source

Spatial-Temporal analysis of remotely sensed data in the Italian Alpine pastures [PDF]

open access: yes, 2023
openSpatial-Temporal analysis of remotely sensed data in the Italian alpine pasturesExploring the spatial and temporal dynamic characteristics of regional forest net primary productivity (NPP) in the context of global climate change can not only provide ...
CHATER, LAZHARI
core  

Multi-source DEM accuracy evaluation based on ICESat-2 in Qinghai-Tibet Plateau, China

open access: yesInternational Journal of Digital Earth
Digital Elevation Models (DEMs) are critical datasets in the field of Earth sciences, essential for accurate measurement and analysis of the Earth's surface.
Xu Weifeng   +6 more
doaj   +1 more source

Accelerated glacier mass loss in the mid-latitude Eurasia from 2019 to 2022 revealed by ICESat-2

open access: yesAdvances in Climate Change Research
The dynamics of glaciers serve as one of the most important indicators of climate change. Whilst current research has primarily concentrated on long-term interannual glacier mass balance and its response to climate change, glaciers may respond more ...
Gen-Yu Wang   +5 more
doaj   +1 more source

To Ignore or Not: Understanding the Influence of Hillshade

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Hillshade poses an important challenge in remote sensing research at mountainous regions. In order to understand the influence of hillshade on the solar direct radiation (SDR) transfer process, this study performed the calculation of hillshade (including
Yuyang Xian   +3 more
doaj   +1 more source

Multi-Resolution and Multi-Temporal Satellite Remote Sensing Analysis to Understand Human-Induced Changes in the Landscape for the Protection of Cultural Heritage: The Case Study of the MapDam Project, Syria

open access: yesLand
This study presents a multi-resolution and multi-temporal remote sensing approach to assess human-induced changes in cultural landscapes, with a focus on the archaeological site of Amrit (Syria) within the MapDam project.
Nicodemo Abate   +9 more
doaj   +1 more source

Impact of UAV-Derived RTK/PPK Products on Geometric Correction of VHR Satellite Imagery

open access: yesDrones
Satellite imagery is a widely used source of spatial information in many applications, such as land use/land cover, object detection, agricultural monitoring, and urban area monitoring.
Muhammed Enes Atik   +2 more
doaj   +1 more source

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