نتایج جستجو برای: spill over

تعداد نتایج: 1139763  

2012
Lawrence C. Hamilton Thomas G. Safford

Objectives: We analyze patterns in environmental views of Gulf Coast residents, in the wake of the 2010 oil spill. To what extent do spill-related and other environmental views vary with individual characteristics, personal experience with the spill, or characteristics of place? Methods: About 2,000 residents of selected coastal regions in Louisiana and Florida were interviewed by telephone in ...

1999
Nir Barnea

In-situ burning is the combustion of a spill product at the site of the spill (in situ is Latin for “in place”.) In-situ burning of oil may offer a logistically simple, rapid, inexpensive, and relatively safe means for reducing the net environmental impact of an oil spill. Because a large portion of the oil is converted to gaseous combustion products, the need for collection, storage, transport...

2003
K. Hagino

The surface plasmon in simple metal clusters is red-shifted from the Mie frequency, the energy shift being significantly larger than the usual spill-out correction. Here we develop a variational approach to the RPA collective excitations. Using a simple trial form, we obtain analytic expressions for the energy shift beyond the spill-out contribution. We find that the additional red shift is pro...

2013
Emmanuel M. Ikpeme C. Uttah

This work was aimed at assessing the effect of crude oil spill on the diversity and abundance of plankton communities of the Njaba River area of the spill. Sampling was carried out in 1999 in nine clusters of stations, three each from upstream, spill-point and downstream transects. Each cluster was made up of three perpendicular sampling points across the river. Standard methods were used in co...

Journal: :international journal of environmental research 0
a.v. hallare department of biology, cas, university of the philippines manila, padre faura, manila 1000. philippines, institute for environmental research, rwth aachen university, worringerweg 152074 aachen, germany k.j.a. lasafin department of biology, cas, university of the philippines manila, padre faura, manila 1000. philippines j.r. magallanes department of biology, cas, university of the philippines manila, padre faura, manila 1000. philippines

the present study reports the changes in the phytoplankton community structure in taklong island national marine reserve (tinmar), guimaras island, philippines. quantification of pah yielded undetectable results, whereas, primary productivity, phytoplankton density, and diversity values were higher as compared to samples before the oil spill and samples from the reference site. sixty-nine gener...

Ahmad Keshavarz Seyed Mohammad Karim Hashemizadeh

Oil spill is one of major marine environmental challenges. The main impacts of this phenomenon are preventing light transmission into the deep water and oxygen absorption, which can disturb the photosynthesis process of water plants. In this research, we utilize SpecTIR airborne sensor data to extract and classify oils spill for the Gulf of Mexico Deepwater Horizon (DWH) happened in 2010. For t...

2012
Holly M. Bik Kenneth M. Halanych Jyotsna Sharma W. Kelley Thomas

Benthic habitats harbour a significant (yet unexplored) diversity of microscopic eukaryote taxa, including metazoan phyla, protists, algae and fungi. These groups are thought to underpin ecosystem functioning across diverse marine environments. Coastal marine habitats in the Gulf of Mexico experienced visible, heavy impacts following the Deepwater Horizon oil spill in 2010, yet our scant knowle...

2009
Seth Tuler Thomas Webler

Marine oil spills can cause major social, economic, and ecological disruptions. Spill response managers must weigh different options and objectives when deciding what to do. We investigated the ways in which preferences for spill response objectives vary among those who are responsible for oil spill contingency planning and response in Buzzards Bay, Delaware Bay, San Francisco Bay, and Washingt...

Journal: :international journal of environmental research 2014
k. aghajanloo m.d. pirooz

in this research a three dimensional model is explained which simulate the oil spill behavior inseas. this model is the developed version of previous two-dimensional study of aghajanloo et al., 2013.because of three-dimensional nature of the oil dispersion/movement in water, this is a more realistic model of oil spill transport and fate in marine environment. the model is based on eulerian appr...

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