Erwan Garel

ORCID: 0000-0002-4584-9759
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About
Contact & Profiles
Research Areas
  • Oceanographic and Atmospheric Processes
  • Coastal and Marine Dynamics
  • Coastal wetland ecosystem dynamics
  • Tropical and Extratropical Cyclones Research
  • Geological formations and processes
  • Marine and coastal ecosystems
  • Flood Risk Assessment and Management
  • Hydrology and Watershed Management Studies
  • Geology and Paleoclimatology Research
  • Marine and fisheries research
  • Geological and Geophysical Studies Worldwide
  • Reservoir Engineering and Simulation Methods
  • Hydraulic flow and structures
  • Aeolian processes and effects
  • Geological and Geochemical Analysis
  • High-pressure geophysics and materials
  • earthquake and tectonic studies
  • Ocean Waves and Remote Sensing
  • Marine and environmental studies
  • Fish Ecology and Management Studies
  • Planetary Science and Exploration
  • Geological Modeling and Analysis
  • Coastal and Marine Management
  • Maritime and Coastal Archaeology
  • Water Quality Monitoring Technologies

University of Algarve
2015-2024

Université de Corse Pascal Paoli
2024

Centre National de la Recherche Scientifique
2024

Sciences pour l'Environnement
2016

Chartered Institute of Management Accountants
2009-2011

National Oceanography Centre
2006-2009

Le Mans Université
2003

Institut Universitaire Européen de la Mer
2003

Université de Bretagne Occidentale
2001-2002

High spatial resolution coastal Digital Elevation Models (DEMs) are crucial to assess vulnerability and hazards such as beach erosion, sedimentation, or inundation due storm surges sea level rise. This paper explores the possibility use high spatial-resolution Pleiades (pixel size = 0.7 m) stereoscopic satellite imagery retrieve a DEM on sandy coastline. A 40-km stretch in Southwest of France was selected pilot-site compare topographic measurements obtained from imagery, Real Time Kinematic...

10.3390/rs11050590 article EN cc-by Remote Sensing 2019-03-12

A large fraction of surface extension on Mars occurred at segmented grabens having width/length ratios akin to oceanic rifts Earth. Association with volcanic landforms such as pit craters clearly suggests interconnection between tectonic and magmatic processes. Martian rift evolution model is proposed the basis new geomorphological structural interpretations imagery, high‐resolution digital elevation models (DEMs), scaled experimental modeling three‐dimensional boundary element processes, a...

10.1029/2002je001852 article EN Journal of Geophysical Research Atmospheres 2003-05-01

Abstract. As a tide propagates into the estuary, river discharge affects tidal damping, primarily via friction term, attenuating motion by increasing quadratic velocity in numerator, while reducing effective water depth denominator. For first time, we demonstrate third effect of that may lead to weakening channel convergence (i.e. landward reduction width and/or depth). In this study, monthly averaged levels (2003–2014) at six gauging stations along Yangtze River estuary are used understand...

10.5194/hess-23-2779-2019 article EN cc-by Hydrology and earth system sciences 2019-07-01

Abstract. High-frequency data collected continuously over a multi-year time frame are required for investigating the various agents that drive ecological and hydrodynamic processes in estuaries. Here, we present water quality current situ observations from fixed monitoring station operating 2008 to 2014 lower Guadiana Estuary, southern Portugal (37°11.30' N, 7°24.67' W). The were recorded by multi-parametric probe providing hourly records (temperature, salinity, chlorophyll, dissolved...

10.5194/essd-7-299-2015 article EN cc-by Earth system science data 2015-11-12

Under certain environmental and oceanographic conditions, macroalgae can overgrow accumulate in massive quantities on beaches, causing serious ecological economic impacts. To address this problem, a citizen science monitoring platform was created to determine the spatial temporal distribution of accumulations along beaches Algarve southern Portugal, with aim assess extent beach-cast events their relationship abiotic factors. A Redundancy Analysis (RDA) permutational analysis variance...

10.3389/fenvs.2023.1324600 article EN cc-by Frontiers in Environmental Science 2023-11-27

A basic requirement for allowing marine aggregate (sand) extraction on the Belgian Continental Shelf (which takes place sandbanks) is that it should not result in major environmental changes. However, a tidal sandbank (Kwinte Bank, Flemish Banks), exploited intensively since 1970’s, has shown evidence of significant morphological changes with development 5 m deep depression its middle section; thus, February 2003, sand ceased this area order to study impacts and regeneration potential...

10.2112/si51-014.1 article EN Journal of Coastal Research 2010-01-01

Abstract. When different tidal constituents propagate along an estuary, they interact because of the presence nonlinear terms in hydrodynamic equations. In particular, due to quadratic velocity friction term, effective experienced by both predominant and minor is enhanced. We explore underlying mechanism with a simple conceptual model utilizing Chebyshev polynomials, enabling effect velocities be summed term and, hence, linearized equations solved analytically closed form. An analytical...

10.5194/os-14-769-2018 article EN cc-by Ocean science 2018-08-08
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