Results 11 to 20 of about 68,330 (268)

The Effect of Particulate Matter Pollution of Saharan Dust Over Europe in May-2020: A Case Study of Karaman City Center, Turkey

open access: yesPakistan Journal of Analytical & Environmental Chemistry, 2020
Desert dust rising from the African region and covered very long distances with meteorological events can be an important source of pollution for many countries from time to time.
Ashour Sassi   +3 more
doaj   +1 more source

Groundwater physico-chemical properties and water quality changes in shallow aquifers in arid saline wetlands, Ouargla, Algeria

open access: yesApplied Water Science, 2021
Shallow aquifers are vulnerable to natural geogenic processes as well as anthropogenic influences, and this is especially apparent in desert regions.
Fethi Medjani   +4 more
doaj   +1 more source

The Contribution of Critical Theory to New Thinking on Peacekeeping: Some Lessons from MINURSO [PDF]

open access: yes, 2005
YesThis paper sums up the findings from the first comprehensive study on the United Nations Mission for the Referendum in Western Sahara. This research project explores the possibilities of using a Foucauldian analysis to examine the links between ...
Solà Martín, Andreu
core   +3 more sources

Water safety plan at the Saharawi refugee camps in Tindouf (Algeria)

open access: yesIngeniería del Agua, 2018
Since 1975, about 165,000 people from Western Sahara are living as refugees in the Sahara Desert near Tindouf (Algeria). Available water resources come from deep boreholes located up to tens of kilometers away from the settlements of the population, bulk
R. García   +4 more
doaj   +1 more source

Dormancy and Revitalization: The fate of ethnobotanical knowledge of camel forage among Sahrawi nomads and refugees of Western Sahara [PDF]

open access: yes, 2014
Knowledge about forage is fundamental to the survival of pastoral populations around the world. In this paper, we address the knowledge of camel forage of Sahrawi nomads and refugees of Western Sahara.
Puri, Rajindra K.   +2 more
core   +1 more source

Assessment of antibody assay methods in determination of prevalence of infectious bursal disease among local chickens and guinea fowls in Kwara state, North Central Nigeria [PDF]

open access: yesVeterinary World, 2018
Aim: This study aimed to assess available assay methods for infectious bursal disease (IBD) diagnosis and seromonitoring in local birds. It also sought to know the prevalence of IBD antibodies among local chickens and guinea fowls in Kwara state, North ...
Oluwafemi Babatunde Daodu   +7 more
doaj   +1 more source

Coexistence of adenocarcinoma colon with pseudomembraneous colitis

open access: yesJournal of Digestive Endoscopy, 2013
We report a 62 year old man who had coexistence of pseudomembraneous colitis and adenocarcinoma sigmoid colon in the absence of any antibiotic therapy. This is the first report of coexistence of both these conditions in the same patient.
Sanjay Kumar Somani   +2 more
doaj   +1 more source

Nuevos datos sobre la distribución de mamíferos (Mammalia) en las dunas de Erg Chebbi (Marruecos)

open access: yesGraellsia, 2019
El progresivo aumento del turismo de aventura en el entorno de las dunas de Erg Chebbi, amenaza, desde hace casi dos décadas, la conservación del único complejo dunar (Erg) de todo Marruecos.
T. Ferrández Verdú   +9 more
doaj   +1 more source

The chronology of the Neolithic in Northwest Africa

open access: yesУченые записки Казанского университета: Серия Гуманитарные науки, 2022
This article considers the chrono-cultural evolution in the Northwest Africa territories during the Neolithic period. A systematic chronology based on specialized literature on the chrono-cultural features of this period in the Sahara and the Maghreb was
S. Si-Ammour
doaj   +1 more source

The relative importance and biological significance of non-stop and intermittent flight strategies in bird migrants crossing the Sahara [PDF]

open access: yes, 2007
IX Summary The aim of this thesis was to investigate the flight and resting strategies of birds crossing the Sahara on migration. In order to overcome the severe limitations of ground observations, we chose radar to obtain continuous data of the temporal
Schmaljohann, Heiko
core   +1 more source

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