نتایج جستجو برای: coast

تعداد نتایج: 33621  

Journal: :international journal of environmental research 2012
m.m. serbaji c. azri k. medhioub

eight selected heavy metals (cu, zn, pb, cd, cr, mn, fe and al) in surface and sub-surfacesediments in the northern coast of sfax (tunisia) were studied in order to assess the sediment quality and tohighlight the anthropogenic contributions to heavy metal distributions in the two study sediment levels.multiple chemometric approaches based on geographic information system (gis), enrichment facto...

Journal: :international journal of environmental research 2012
m.n. manju p. resmi t.r. gireesh kumar c.s. ratheesh kumar r. rahul

water samples were collected from five selected mangrove ecosystems along kerala coast, north of cochin, on seasonal basis and analysed for various hydrographic parameters. to explain spatiotemporalvariations and the processes controlling their distribution, anova (two factor without replication),correlation and principal component analysis were carried out. concentration of total nitrogen vari...

In this study is simulation of role of topography in thickness and Inland penetration of sea-breeze in southern coast of the Caspian Sea. The RegCM4 as a regional scale climate model coupled with a lake model and also the reanalysis data of NCEP / NCAR used to determine of the initial conditions of the model. The model was run during the peak of sea breeze on the southern coast of the Caspian S...

2014
Christian Martyn Jones Laura Scholes Daniel M. Johnson Mary Katsikitis Michelle Colder Carras

Christian M Jones Laura Scholes Daniel Johnson Mary Katsikitis Michelle C. Carras University of the Sunshine Coast University of the Sunshine Coast Queensland University of Technology University of the Sunshine Coast Johns Hopkins University Queensland, Australia Queensland, Australia Queensland, Australia Queensland, Australia Baltimore, MD, USA [email protected] [email protected] dm.johns...

2012
Andreas Lehmann Kai Myrberg Katharina Höflich A. Lehmann K. Myrberg K. Höflich

A statistical analysis of Baltic Sea upwelling has been carried out to cover, for the first time, the entire sea area for the period 1990–2009. Weekly composite SST maps based on NOAA/AVHRR satellite data were used to evaluate the location and frequency of upwelling. The results obtained were analysed and compared with earlier studies with excellent agreement. Our study enables the most intense...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2011
Masato Nikaido Takeshi Sasaki J J Emerson Mitsuto Aibara Semvua I Mzighani Yohana L Budeba Benjamin P Ngatunga Masamitsu Iwata Yoshitaka Abe Wen-Hsiung Li Norihiro Okada

Since the sensational discovery of a living coelacanth off the east coast of South Africa, the geographic distribution of viable coelacanth populations has been a subject of debate. In the past, the coelacanths off the African mainland were thought to be strays from the Comoros because most coelacanths captured were caught in the waters surrounding the Comoros archipelagos. However, in recent y...

Journal: :Marine environmental research 2012
Juan Santos-Echeandía Miguel Caetano Pedro Brito Joao Canario Carlos Vale

The Water Framework Directives aims a reduction in concentration of hazardous substances in the marine environment. Consequently, there is a need to distinguish between anthropogenically influenced metal concentrations from natural background levels. To better achieve this goal in the Portuguese coast, dissolved and particulate trace metal (TM) concentrations along the Portuguese coast were det...

2017
Sarah L. Engelhard Chantal M. Huijbers Ben Stewart-Koster Andrew D. Olds Thomas A. Schlacher Rod M. Connolly

using network analysis Sarah L. Engelhard*, Chantal M. Huijbers, Ben Stewart-Koster, Andrew D. Olds, Thomas A. Schlacher and Rod M. Connolly Australian Rivers Institute – Coast & Estuaries, and School of Environment, Griffith University, Gold Coast, Qld, Australia; School of Science and Engineering, University of the Sunshine Coast, Maroochydore DC, Qld, Australia; and Australian Rivers Institu...

Journal: :iranian journal of environmental sciences 0
gurumoorthi k faculty of marine sciences, annamalai university, parangipettai - 608 502, india venkatachalapathy r department of physics, annamalai university, annamalai nagar - 608 002, india

the concentration of selected trace metals (fe, cd, cu, pb, and zn) in 30surface sediments were measured using atomic absorption spectrometer to investigatethe spatial and seasonal variations of trace metals along kanyakumari coast, india. toassess the environmental risk of trace metals, enrichment factor, geo-accumulation index,pollution load index, and ecological risk index have been calculat...

Journal: :international journal of environmental research 0
m.m. serbaji université de sfax, ecole nationale d’ingénieurs de sfax - larsen, ur « etude et gestion des environnements côtiers et urbains », route soukra, km 3,5, bp 1173, 3038 sfax, tunisie c. azri université de sfax, faculté des sciences de sfax, département des sciences de la terre, ur « etude et gestion des environnements côtiers et urbains », route soukra, km 3,5, pb 1171, 3000, sfax, tunisie k. medhioub université de sfax, institut préparatoire aux etudes d’ingénieurs de sfax, ur « etude et gestion des environnements côtiers et urbains », route menzel chaker, km 1,5, bp 805, 3018 sfax, tunisie

eight selected heavy metals (cu, zn, pb, cd, cr, mn, fe and al) in surface and sub-surfacesediments in the northern coast of sfax (tunisia) were studied in order to assess the sediment quality and tohighlight the anthropogenic contributions to heavy metal distributions in the two study sediment levels.multiple chemometric approaches based on geographic information system (gis), enrichment facto...

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