Racing slick ≈ Racing slick
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An assessment of oil spill detection using Sentinel 1 SAR-C images Open
Identification of an oil spill is additionally essential to evaluate the potential spread and float from the source to the adjacent coastal terrains. In such manner, usage of Synthetic Aperture RADAR (SAR) information for the recognition a…
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Modelling oil trajectories and potentially contaminated areas from the Sanchi oil spill Open
Oil spills are major threats to marine ecosystems. Here, we establish a three-dimensional oil spill model to simulate and project the short- and long-term trajectories of oil slicks and oil-contaminated water that leaked from the Sanchi wr…
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Multidisciplinary oil spill modeling to protect coastal communities and the environment of the Eastern Mediterranean Sea Open
We present new mathematical and geological models to assist civil protection authorities in the mitigation of potential oil spill accidents in the Eastern Mediterranean Sea. Oil spill simulations for 19 existing offshore wells were carried…
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Application of Deep Networks to Oil Spill Detection Using Polarimetric Synthetic Aperture Radar Images Open
Polarimetric synthetic aperture radar (SAR) remote sensing provides an outstanding tool in oil spill detection and classification, for its advantages in distinguishing mineral oil and biogenic lookalikes. Various features can be extracted …
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Discrimination of Oil Slicks and Lookalikes in Polarimetric SAR Images Using CNN Open
Oil slicks and lookalikes (e.g., plant oil and oil emulsion) all appear as dark areas in polarimetric Synthetic Aperture Radar (SAR) images and are highly heterogeneous, so it is very difficult to use a single feature that can allow classi…
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Multi-Feature Based Ocean Oil Spill Detection for Polarimetric SAR Data Using Random Forest and the Self-Similarity Parameter Open
Synthetic aperture radar (SAR) is an important means to detect ocean oil spills which cause serious damage to the marine ecosystem. However, the look-alikes, which have a similar behavior to oil slicks in SAR images, will reduce the oil sp…
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Oil Spill Monitoring Based on SAR Remote Sensing Imagery Open
Compared with traditional on-site oil spill monitoring, the use of remote sensing technology has the macroscopic characteristics, which could quickly and accurately find an oil spill area. Currently, the detection approach of monitoring th…
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SAR Imagery for Detecting Sea Surface Slicks: Performance Assessment of Polarization-Dependent Parameters Open
Remote sensing technology is an essential link in the global monitoring of the ocean surface, and radars are efficient sensors for detecting marine pollution. When used operationally by authorities, a tradeoff must usually be made between …
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Analysis of Evolving Oil Spills in Full-Polarimetric and Hybrid-Polarity SAR Open
Oil spill detection using a time series of images acquired off Norway in June 2015 with the uninhabited aerial vehicle synthetic aperture radar is examined. The relative performance of a set of features derived from quad-polarization versu…
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Detecting Microplastics Pollution in World Oceans Using Sar Remote Sensing Open
Plastic pollution in world oceans is estimated to have reached 270.000 tones, or 5.25 trillion pieces. This plastic is now ubiquitous, however due to ocean circulation patterns, it accumulates in the ocean gyres, creating garbage patches. …
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Sun glint requirement for the remote detection of surface oil films Open
Natural oil slicks in the western Gulf of Mexico are used to determine the sun glint threshold required for optical remote sensing of oil films. The threshold is determined using the same‐day image pairs collected by Moderate Resolution Im…
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Remote sensing estimation of surface oil volume during the 2010 Deepwater Horizon oil blowout in the Gulf of Mexico: scaling up AVIRIS observations with MODIS measurements Open
The Deepwater Horizon (DWH) oil blowout in the Gulf of Mexico (GoM) led to the largest offshore oil spill in U.S. history. The accident resulted in oil slicks that covered between 10,000 and upward of 40,000 km2 of the Gulf between April a…
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Refinement of the critical angle calculation for the contrast reversal of oil slicks under sunglint Open
It has long been observed that oil slicks under sunglint can reverse their optical contrast against nearby oil‐free seawater. Such a phenomenon has been described through both empirical statistical analysis of the sunglint strength and mod…
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A Multisensor Comparison of Experimental Oil Spills in Polarimetric SAR for High Wind Conditions Open
In this paper, we present the experimental setup and data collection during the Norwegian Radar oil Spill Experiment 2015, followed by a comparison of a subset of the multisensory synthetic aperture radar (SAR) imagery collected during the…
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Dark Spot Detection in SAR Images of Oil Spill Using Segnet Open
Damping Bragg scattering from the ocean surface is the basic underlying principle of synthetic aperture radar (SAR) oil slick detection, and they produce dark spots on SAR images. Dark spot detection is the first step in oil spill detectio…
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Hyperspectral and Radar Airborne Imagery over Controlled Release of Oil at Sea Open
Remote sensing techniques are commonly used by Oil and Gas companies to monitor hydrocarbon on the ocean surface. The interest lies not only in exploration but also in the monitoring of the maritime environment. Occurrence of natural seeps…
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Detection of Oil near Shorelines during the Deepwater Horizon Oil Spill Using Synthetic Aperture Radar (SAR) Open
During any marine oil spill, floating oil slicks that reach shorelines threaten a wide array of coastal habitats. To assess the presence of oil near shorelines during the Deepwater Horizon (DWH) oil spill, we scanned the library of Synthet…
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Wave Breaking in Slicks: Impacts on C-Band Quad-Polarized SAR Measurements Open
Radarsat-2 C-band quad-polarization SAR observations of crude oil, emulsion, and plant oil slicks acquired in the wind speed range from 4 to 8 m/s and incidence angles from 30 degrees to 50 degrees are analyzed to yield new insights into t…
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Global reduction of <i>in situ</i> CO <sub>2</sub> transfer velocity by natural surfactants in the sea-surface microlayer Open
For decades, the effect of surfactants in the sea-surface microlayer (SML) on gas transfer velocity ( k ) has been recognized; however, it has not been quantified under natural conditions due to missing coherent data on in situ k of carbon…
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Remote Sensing of Organic Films on the Water Surface Using Dual Co-Polarized Ship-Based X-/C-/S-Band Radar and TerraSAR-X Open
Microwave radar is a well-established tool for all-weather monitoring of film slicks which appear in radar imagery of the surface of water bodies as areas of reduced backscatter due to suppression of short wind waves. Information about sli…
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Oil-Spill-Response-Oriented Information Products Derived From a Rapid-Repeat Time Series of SAR Images Open
New quantitative and semiautomated methods for analyzing oil slick evolution using a time series of L-band synthetic aperture radar (SAR) images with short repeat time are developed and explored. In this study, two methods that are complem…
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Comparison of Oil Spill Classifications Using Fully and Compact Polarimetric SAR Images Open
In this paper, we present a comparison between several algorithms for oil spill classifications using fully and compact polarimetric SAR images. Oil spill is considered as one of the most significant sources of marine pollution. As a major…
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Experimental L-Band Airborne SAR for Oil Spill Response at Sea and in Coastal Waters Open
Satellite synthetic aperture radar (SAR) is frequently used during oil spill response efforts to identify oil slick extent, but suffers from the major disadvantages of potential long latency between when a spill occurs and when a satellite…
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The Impact of System Noise in Polarimetric SAR Imagery on Oil Spill Observations Open
The effects of both system additive and multiplicative noise on the X-, C-, and L-band synthetic aperture radar (SAR) data covering oil slicks are examined. Prior studies have attempted to characterize such oil slicks, primarily through an…
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Hydrocarbon-degradation and MOS-formation capabilities of the dominant bacteria enriched in sea surface oil slicks during the Deepwater Horizon oil spill Open
A distinctive feature of the Deepwater Horizon (DwH) oil spill was the formation of significant quantities of marine oil snow (MOS), for which the mechanism(s) underlying its formation remain unresolved. Here, we show that Alteromonas stra…
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New Solutions of Laser-Induced Fluorescence for Oil Pollution Monitoring at Sea Open
Laser-induced fluorescence (LIF) spectral features for oil products of different states (solutions in the seawater and thin slicks) are discussed in this article. This research was done to evaluate LIF application for the identification of…
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Oil Slick Observation at Low Incidence Angles in Ku‐Band Open
On the 20 April 2010 the oil platform Deep Water Horizon in the Gulf of Mexico suffered an explosion during the final phases of drilling an exploratory well. As a result, an oil film covered the sea surface area of several thousand square …
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A Sensitivity Analysis on the Spectral Signatures of Low-Backscattering Sea Areas in Sentinel-1 SAR Images Open
Satellite synthetic aperture radar (SAR) is a unique tool to collect measurements over sea surface but the physical interpretation of such data is not always straightforward. Among the different sea targets of interest, low-backscattering …
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Integrated Analysis of Multisensor Datasets and Oil Drift Simulations—A Free‐Floating Oil Experiment in the Open Ocean Open
A free‐floating oil spill experiment (two oil types) in the open ocean is described, and the results from slick characterization through integrated analysis of drift simulations with remote sensing and in situ data are discussed. We compar…
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Enrichment of Fusobacteria in Sea Surface Oil Slicks from the Deepwater Horizon Oil Spill Open
The Deepwater Horizon (DWH) oil spill led to rapid microbial community shifts in the Gulf of Mexico, including the formation of unprecedented quantities of marine oil snow (MOS) and of a massive subsurface oil plume. The major taxa that bl…