Johan Reyns
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View article: Compound coastal flood exposure in global deltas: an integrated assessment of sea-level rise, subsidence, and socioeconomic dynamics
Compound coastal flood exposure in global deltas: an integrated assessment of sea-level rise, subsidence, and socioeconomic dynamics Open
View article: Climate change threatens coastal heritage worldwide
Climate change threatens coastal heritage worldwide Open
Sea levels are increasing at an accelerated rate1,2 and this is expected to increase flooding along coastlines worldwide3. While cultural and natural heritage sites are among the assets most exposed to this threat
View article: Integrating climate change and land use change into storm flood impact analysis in coastal cities
Integrating climate change and land use change into storm flood impact analysis in coastal cities Open
View article: Morphodynamic adaptation timescales of the Guyana mangrove‐mudflat system: Are coastlines shaped by migrating mudbanks more resilient against sea level rise?
Morphodynamic adaptation timescales of the Guyana mangrove‐mudflat system: Are coastlines shaped by migrating mudbanks more resilient against sea level rise? Open
In developing effective and resilient coastal management strategies, it is critical to consider the coastline's natural spatial and temporal variation. This is particularly relevant for Guyana's wave‐exposed mud‐dominated coastline, where …
View article: The role of sediment transport processes in shaping offshore sand waves
The role of sediment transport processes in shaping offshore sand waves Open
View article: Strategic mangrove restoration increases carbon stock capacity
Strategic mangrove restoration increases carbon stock capacity Open
Mangrove forests’ restoration has gained traction as a sustainable solution to mitigate the effects of greenhouse gas emissions and to provide ecosystem services, such as coastal protection. Restoration projects are often informed by exper…
View article: PROBABILISTIC SHORELINE CHANGE PROJECTIONS FOR THE CATALAN COAST (SPAIN): A PCR MODEL APPLICATION
PROBABILISTIC SHORELINE CHANGE PROJECTIONS FOR THE CATALAN COAST (SPAIN): A PCR MODEL APPLICATION Open
Shoreline change due to climate change poses a significant challenge for the future management of beaches globally. Despite its recognized importance, determining the extent of these coastline changes remains a subject of debate, primarily…
View article: SEDTRAILS: SIMULATING AND VISUALIZING COASTAL SEDIMENT PATHWAYS
SEDTRAILS: SIMULATING AND VISUALIZING COASTAL SEDIMENT PATHWAYS Open
In the face of climate change, sea level rise, and increased human development on coasts and deltas, better quantification and understanding of coastal sediment transport is essential. Specifically, we need to know more about sediment path…
View article: GLOBAL INVENTORY OF BEACHES BACKED BY ARTIFICIAL STRUCTURES
GLOBAL INVENTORY OF BEACHES BACKED BY ARTIFICIAL STRUCTURES Open
Sandy beaches, which account for about 31percent of the world’s coastline (Luijendijk et al., 2018), have a high socioeconomic value (Cooley et al., 2022). Vousdouskas et al., (2020) projected that on a global scale, 50percent of the sandy…
View article: DECADAL COASTLINE RESPONSE TO ACCELERATED SEA LEVEL RISE
DECADAL COASTLINE RESPONSE TO ACCELERATED SEA LEVEL RISE Open
During most of the 20th century, the global mean sea level (GMSL) has been rising at around 1.8 mm/yr. However, since the early 90s, this rate has increased to beyond 3 mm/yr, and over 2006 – 2018 the rate of rise is 3.7 mm/yr [3.2 – 4.2 m…
View article: COASTAL FLOOD RISK TO EUROPEAN CRITICAL INFRASTRUCTURE
COASTAL FLOOD RISK TO EUROPEAN CRITICAL INFRASTRUCTURE Open
More intense and frequent extreme sea level (ESL) events are projected with high confidence for most of Europe in the IPCC’s latest AR6 (Fox-Kemper, 2021, Ranasinghe et al., 2021). Flooding as a result of ESL events will impact the dense t…
View article: OPTIMIZING MANGROVE CARBON SEQUESTRATION WITH A MECHANISTIC MANGROVE HYDRO-MORPHODYNAMIC MODEL
OPTIMIZING MANGROVE CARBON SEQUESTRATION WITH A MECHANISTIC MANGROVE HYDRO-MORPHODYNAMIC MODEL Open
Mangrove conservation has been considered one of the global high-priorities, e.g., by the UN or nations with their national determination contribution. Even though the global coordinated efforts have been conducted, many mangrove conservat…
View article: SnapWave: fast, implicit wave transformation from offshore to nearshore
SnapWave: fast, implicit wave transformation from offshore to nearshore Open
This paper presents an efficient, implicit, unstructured-grid wave propagation model, SnapWave (Dano Roelvink, Ormondt, Reyns, & Lugt, 2025), which provides a simple and fast way to predict nearshore wave conditions at specified locati…
View article: A Three-Dimensional Process-Based Morphodynamic Model on Orthogonal Unstructured Grids for Coastal Applications
A Three-Dimensional Process-Based Morphodynamic Model on Orthogonal Unstructured Grids for Coastal Applications Open
View article: Coastal hardening and what it means for the world’s sandy beaches
Coastal hardening and what it means for the world’s sandy beaches Open
Sea level rise is expected to cause chronic shoreline retreat, affecting over 10% of the world's population in low-elevation coastal zones (LECZ). Sandy beaches supported by man-made structures are more vulnerable to substantial beach area…
View article: An Assessment of the Tipping Point Behavior for Shoreline Retreat: A PCR Model Application at Vung Tau Beach, Vietnam
An Assessment of the Tipping Point Behavior for Shoreline Retreat: A PCR Model Application at Vung Tau Beach, Vietnam Open
Storm waves and rising sea levels pose significant threats to low-lying coastal areas, particularly sandy beaches, which are especially vulnerable. The research on the long-time-scale changes in sandy coasts, especially the identification …
View article: On detailed representation of flood defences and flow-wave coupling in coastal flood modelling
On detailed representation of flood defences and flow-wave coupling in coastal flood modelling Open
Coastal flooding is projected to become more severe over the 21 st century, necessitating effective adaptation, which in turn requires detailed local scale information that can only be provided by detailed numerical modelling. The current …
View article: Significant Wave Height Model Calibration in The Sea Around Banyuwangi and Bali
Significant Wave Height Model Calibration in The Sea Around Banyuwangi and Bali Open
This paper describes significant wave height downscaling model in south sea around Banyuwangi and Bali. It utilizes 3rd Generation Simulating Wave Nearshore (SWAN) spectral model forced by ERA-5 Reanalysis data of wind and wave. The downsc…
View article: Publisher Correction: The potential for coral reef restoration to mitigate coastal flooding as sea levels rise
Publisher Correction: The potential for coral reef restoration to mitigate coastal flooding as sea levels rise Open
View article: A numerical investigation on the suspended sediment dynamics and sediment budget in the Mekong Delta
A numerical investigation on the suspended sediment dynamics and sediment budget in the Mekong Delta Open
Fluvial sediment supply towards the coast has been the subject of extensive research. Important aspects relate to the impact of sediment retaining hydropower dams, potential delta progradation, coastal sediment supply and delta vulnerabili…
View article: Modelling mangrove-mudflat dynamics with a coupled individual-based-hydro-morphodynamic model
Modelling mangrove-mudflat dynamics with a coupled individual-based-hydro-morphodynamic model Open
View article: The potential for coral reef restoration to mitigate coastal flooding as sea levels rise
The potential for coral reef restoration to mitigate coastal flooding as sea levels rise Open
View article: Modelling wave group-scale hydrodynamics on orthogonal unstructured meshes
Modelling wave group-scale hydrodynamics on orthogonal unstructured meshes Open
View article: Wave attenuation potential, sediment properties and mangrove growth dynamics data over Guyana's intertidal mudflats: assessing the potential of mangrove restoration works
Wave attenuation potential, sediment properties and mangrove growth dynamics data over Guyana's intertidal mudflats: assessing the potential of mangrove restoration works Open
Coastal mangroves, thriving at the interface between land and sea, provide robust flood risk reduction. Projected increases in the frequency and magnitude of climate impact drivers such as sea level rise and wind and wave climatology reinf…
View article: Wave and Tidally Driven Flow Dynamics Within a Coral Reef Atoll off Northwestern Australia
Wave and Tidally Driven Flow Dynamics Within a Coral Reef Atoll off Northwestern Australia Open
Waves and tides are often the two primary forcing mechanisms responsible for driving hydrodynamic processes within coral reefs worldwide. Although wave‐ and tide‐driven flows are individually well understood, there remain considerable gaps…
View article: Wave attenuation potential, sediment properties and mangrove growth dynamics data over Guyana’s intertidal mudflats: assessing the potential of mangrove restoration works
Wave attenuation potential, sediment properties and mangrove growth dynamics data over Guyana’s intertidal mudflats: assessing the potential of mangrove restoration works Open
Coastal mangroves, thriving at the interface between land and sea, provide robust flood risk reduction. Projected increases in the frequency and magnitude of climate impact drivers such as sea level rise, wind and wave climatology reinforc…
View article: Unravelling Mangrove Biophysical Feedback on Rapidly Prograding Delta by Integration of UAV and Satellite Imagery
Unravelling Mangrove Biophysical Feedback on Rapidly Prograding Delta by Integration of UAV and Satellite Imagery Open
It is still a challenge to understand the mangrove dynamics and their response to the environmental forces. The assessment of the mangrove dynamics can be obtained by observing the development of its biophysical properties. This observatio…
View article: Wave and tidally driven flow dynamics within a coral reef atoll off northwestern Australia
Wave and tidally driven flow dynamics within a coral reef atoll off northwestern Australia Open
The dataset contains a combination of field observation and numerical modeling output files used to study the interaction between waves and tides on a coral reef atoll off the North West Shelf of Australia. Data included here is mostly raw…
View article: Wave and tidally driven flows within a coral reef atoll off northwestern Australia
Wave and tidally driven flows within a coral reef atoll off northwestern Australia Open
The dataset contains a combination of field observation and numerical modeling output files used to study the interaction between waves and tides on a coral reef atoll off the North West Shelf of Australia. Data included here is mostly raw…
View article: Retrieving Mangrove Biophysical Properties using Drone-Based Structure-from-Motion (SfM) Photogrammetry
Retrieving Mangrove Biophysical Properties using Drone-Based Structure-from-Motion (SfM) Photogrammetry Open
Earth and Space Science Open Archive PosterOpen AccessYou are viewing the latest version by default [v1]Retrieving Mangrove Biophysical Properties using Drone-Based Structure-from-Motion (SfM) PhotogrammetryAuthorsSebrianBesellyiDMickvan d…