Results 21 to 30 of about 22,981 (256)

Modelling extreme water levels using intertidal topography and bathymetry derived from multispectral satellite images [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2023
Topographic and bathymetric data are essential for accurate predictions of flooding in estuaries because water depth and elevation data are fundamental components of the shallow-water hydrodynamic equations used in models for storm surges and tides ...
W. L. L. Costa, K. R. Bryan, G. Coco
doaj   +1 more source

Confronting turbidity, the major challenge for satellite-derived coastal bathymetry

open access: yesScience of The Total Environment, 2023
Monitoring the complex seafloor morphology that drives the functioning of shallow coastal ecosystems is vital for assessing marine activities. Satellite-derived bathymetry (SDB) can provide a crucial dataset for creating the bathymetry maps needed to understand hazards and impacts produced by climate change in vulnerable coastal zones. SDB is effective
Caballero, Isabel, Stumpf, Richard P.
openaire   +3 more sources

Bathymetry Refinement over Seamount Regions from SAR Altimetric Gravity Data through a Kalman Fusion Method

open access: yesRemote Sensing, 2023
Seafloor topography over seamount areas is crucial for studying plate motions, seafloor seismicity, and seamount ecosystems. However, seamount bathymetry modeling is difficult due to the complex hydrodynamic environment, biodiversity, and scarcity of ...
Yihao Wu   +4 more
doaj   +1 more source

Phanerozoic Large Igneous Province, Petroleum System, and Source Rock Links

open access: yesGeophysical Monograph Series, Page 191-228., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Steven C. Bergman   +2 more
wiley  

+1 more source

Evaluating ACOMP, FLAASH and QUAC on Worldview-3 for satellite derived bathymetry (SDB) in shallow water

open access: yesGeodesy and Cartography, 2020
Bathymetry map is instrumental for monitoring marine ecosystem and supporting marine transportation. Optical satellite imagery has been widely utilised as an alternative method to derive bathymetry map in shallow water.
Abdul Basith, Ratna Prastyani
doaj   +1 more source

Satellite Derived Bathymetry Using Machine Learning and Multi-Temporal Satellite Images

open access: yesRemote Sensing, 2019
Shallow water bathymetry is important for nautical navigation to avoid stranding, as well as for the scientific simulation of high tide and high waves in coastal areas.
Tatsuyuki Sagawa   +3 more
doaj   +1 more source

Use of remotely-derived bathymetry for modelling biomass in marine environments [PDF]

open access: yes, 2013
The paper presents results on the influence of geometric attributes of satellite-derived raster bathymetric data, namely the General Bathymetric Charts of the Oceans, on spatial statistical modelling of marine biomass. In the initial experiment, both the
Godbold, Jasmin A.   +4 more
core   +2 more sources

Assessment of different models for bathymetry calculation using SPOT multispectral images in a high-turbidity area: the mouth of the Guadiana Estuary [PDF]

open access: yes, 2013
Periodic calculation of coastal bathymetries can show the evolution of geomorpholo- gical features in active areas such as mesotidal estuary mouths.
Ojeda Zújar, José
core   +1 more source

Exploring the Utility of Bathymetry Maps Derived With Multispectral Satellite Observations in the Field of Underwater Archaeology

open access: yesOpen Archaeology, 2016
Bathymetry maps derived with satellite-based multispectral sensors have been used extensively for environmental and engineering coastal studies and monitoring.
Guzinski Radoslaw   +6 more
doaj   +1 more source

Performance of Haiyang-2 Derived Gravity Field Products in Bathymetry Inversion

open access: yesRemote Sensing, 2022
Haiyang-2A (HY-2A), China’s first altimetry satellite mission, was launched more than ten years ago, and its follow-up satellites, HY-2B, HY-2C, and HY-2D, have also been launched.
Xiaoyun Wan   +3 more
doaj   +1 more source

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