نتایج جستجو برای: oil spills

تعداد نتایج: 139443  

Journal: :Science 2014
Fabien Brette Ben Machado Caroline Cros John P Incardona Nathaniel L Scholz Barbara A Block

Crude oil is known to disrupt cardiac function in fish embryos. Large oil spills, such as the Deepwater Horizon (DWH) disaster that occurred in 2010 in the Gulf of Mexico, could severely affect fish at impacted spawning sites. The physiological mechanisms underlying such potential cardiotoxic effects remain unclear. Here, we show that crude oil samples collected from the DWH spill prolonged the...

2006
Robert K. Nelson Brian M. Kile Desiree L. Plata Sean P. Sylva Li Xu Christopher M. Reddy Richard B. Gaines Glenn S. Frysinger Stephen E. Reichenbach

Comprehensive two-dimensional gas chromatography (GC×GC)was used to investigate theBouchard 120 oil spill. The latter occurred on April 25, 2003, when the barge Bouchard 120 spilled ∼375,000 liters of No. 6 fuel oil into Buzzards Bay, Massachusetts. In order to gain a better understanding of the natural processes affecting the fate of the spilled product, we collected and analyzed oil-covered r...

Journal: :Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 2016
Philip S Brown Bharat Bhushan

Access to a safe supply of water is a human right. However, with growing populations, global warming and contamination due to human activity, it is one that is increasingly under threat. It is hoped that nature can inspire the creation of materials to aid in the supply and management of water, from water collection and purification to water source clean-up and rehabilitation from oil contaminat...

2014
Alireza Taravat Natascha Oppelt

Oil spills represent a major threat to ocean ecosystems and their environmental status. Previous studies have shown that Synthetic Aperture Radar (SAR), as its recording is independent of clouds and weather, can be effectively used for the detection and classification of oil spills. Dark formation detection is the first and critical stage in oil-spill detection procedures. In this paper, a nove...

2015
Deeksha Gupta Bivas Sarker Keith Thadikaran Vijay John Charles Maldarelli George John

Crude oil spills are a major threat to marine biota and the environment. When light crude oil spills on water, it forms a thin layer that is difficult to clean by any methods of oil spill response. Under these circumstances, a special type of amphiphile termed as "chemical herder" is sprayed onto the water surrounding the spilled oil. The amphiphile forms a monomolecular layer on the water surf...

Journal: :pollution 2015
angel m. costa feliciano fraguela josé a. orosa gholamreza roshan

the purpose of this article is to present the development of a wind farm, with a condition monitoring system (cms) based on control charts as the algorithm, centred on a new index, to prevent soil pollution by oil spills in wind farms. to this end, temperature sensors can be considered as one of the more significant sensors to be employed in this study, because the information obtained with reg...

2016
V. Ajay Mallia Daniel L. Blair Richard G. Weiss

The mechanical properties of films of gels composed of a crude oil or corn oil and (R)-12-hydroxystearic acid are described using oscillatory rheology and water-surface waves. The integrity of these gel films are contrasted with those of neat oil films subjected to the same types of mechanical testing. The oil-based gels are thixotropic, and we quantify their post-recovery yield. A simple model...

2016
Jacqueline Michel Stephen R. Fegley Jeffrey A. Dahlin Chip Wood

Studies of oil spills on sand beaches have focused traditionally on the effects of shortterm oil exposure, with recovery of sand beach macrobenthic communities occurring within several weeks to several years. The Deepwater Horizon spill resulted in chronic, multi-year re-oiling and up to 4 yr of extensive and often intensive treatments. Of the 965 km of sand beaches that were oiled, shoreline t...

2011
G. Santilli P. Marzialetti G. Laneve

The large amount of images available today, thanks to the increasing of the number of orbiting EO satellites (Earth Observation Systems), which are able to provide information of every region of the Earth, represents an indispensable instrument for monitoring any terrestrial ecosystem. EO systems allow to detect and follow fast changing phenomena (like natural and anthropic disasters) providing...

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