نتایج جستجو برای: oil spills

تعداد نتایج: 139443  

2014
Joachim Sturve Lennart Balk Birgitta Liewenborg Margaretha Adolfsson-Erici Lars Förlin Bethanie Carney Almroth

Oil spills occur commonly, and chemical compounds originating from oil spills are widespread in the aquatic environment. In order to monitor effects of a bunker oil spill on the aquatic environment, biomarker responses were measured in eelpout (Zoarces viviparus) sampled along a gradient in Göteborg harbor where the oil spill occurred and at a reference site, 2 weeks after the oil spill. Eelpou...

Awareness of the marine area is very important for crisis management in the event of an accident. Oil spills are one of the main threats to the marine and coastal environments and seriously affect the marine ecosystem and cause political and environmental concerns because it seriously affects the fragile marine and coastal ecosystem. The rate of discharge of pollutants and its related effects o...

2016
Ryan A Ortega Erin S Carter Albert E Ortega

Industrial oil spills into aquatic environments can have catastrophic environmental effects. First responders to oil spills along the coast of the Gulf of Mexico in the southern United States have used spunbond nylon fabric bags and fences to separate spilled oil and oil waste from contaminated water. Low area mass density spunbond nylon is capable of sorbing more than 16 times its mass in low ...

Journal: :Remote Sensing 2015
Jining Yan Lizhe Wang Lajiao Chen Lingjun Zhao Bormin Huang

In view of the fact that oil spill remote sensing could only generate the oil slick information at a specific time and that traditional oil spill simulation models were not designed to deal with dynamic conditions, a dynamic data-driven application system (DDDAS) was introduced. The DDDAS entails both the ability to incorporate additional data into an executing application and, in reverse, the ...

2000
T. P. Crowe R. C. Thompson S. Bray S. J. Hawkins

Rocky shores provide a harsh environment for marine organisms and we briefly discuss natural sources of variation in community structure before considering anthropogenic impacts in detail. We review impacts caused by (a) acute disturbances: oil spills, toxic algal blooms and (b) chronic disturbances: nutrient pollution, oil, heavy metals, pesticides, antifouling paints, collecting, trampling/ha...

2017
J. Christopher Haney Patrick G. R. Jodice William A. Montevecchi David C. Evers

We synthesize impediments for evaluating effects to seabirds from open ocean hydrocarbon releases. Effects on seabirds from ship discharges, spills, and well blowouts often are poorly detected and monitored far from land. Regulatory regimes for ocean spills can result in monitoring efforts that are not entirely transparent. We illustrate how interdisciplinary technologies address deficits that ...

2012
Chunsheng Yang Yubin Yang Jie Liu

Data split into batches is very common in real-world applications. In speech recognition and handwriting identification, the batches are different people. In areas like oil spill detection and train wheel failure prediction, the batches are the particular circumstances when the readings were recorded. The recent research has proved that it is important to respect the batch structure when learni...

Journal: :Remote Sensing 2017
Teodosio Lacava Emanuele Ciancia Irina Coviello Carmine Di Polito Caterina Livia Sara Grimaldi Nicola Pergola Valeria Satriano Marouane Temimi Jun Zhao Valerio Tramutoli

Natural crude-oil seepages, together with the oil released into seawater as a consequence of oil exploration/production/transportation activities, and operational discharges from tankers (i.e., oil dumped during cleaning actions) represent the main sources of sea oil pollution. Satellite remote sensing can be a useful tool for the management of such types of marine hazards, namely oil spills, m...

2002

Ground-water contamination by crude oil, and other petroleum-based liquids, is a widespread problem. An average of 83 crude-oil spills occurred per year during 1994-96 in the United States, each spilling about 50,000 barrels of crude oil (U.S. Office of Pipeline Safety, electronic commun., 1997). An understanding of the fate of organic contaminants (such as oil and gasoline) in the subsurface i...

2008
Duk-jin Kim Jinho Kang Younsoo Kim Kwang-Jae Lee Yongseung Kim Wooil M. Moon

The nation’s largest maritime oil spill occurred on the west coast of the Korean Peninsula on December 7, 2007. All civilian space-borne SAR sensors including TerraSAR-X, ENVISAT ASAR, RADARSAT-1, ERS-2 SAR, and ALOS PALSAR acquired imageries over the contaminated area. Dark patches observed in these SAR images revealed the presence of oil spills, and showed how wide the spilled area is and how...

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