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Issue 5

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Global NEST Journal

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Spatial and seasonal patterns of precipitation in Greece: the terrain segmentation approach


Aschonitis V. et al. View all

Hydrology and water resources

The aim of the study is to investigate the spatial and seasonal variation of precipitation in Greece using multi-temporal data analysis techniques. Mean monthly precipitation grids of 1 km 2 resolution of the period 1950-2000 were used in the analysis. Cross correlation quantified spatio-temporal...

imagery correlations principal components +3 more

Effect of wastewater and grey water reuse on the germination and early growth of barley and onions


Bashaar Y. Ammary et al. View all

Water and Wastewater Treatment

This paper evaluates the effect of wastewater reuse on the germination and growth at early stages of barley and onions. Treated wastewater, partially treated industrial wastewater, grey water, and car wash water, in addition to tap water as control were used to test their effect on germination...

Barley gray water +4 more

Spatio-temporal change assessment using normalize difference vegetative index and spectral analysis techniques for vegetation cover on Wadi Auranah


Gohar A. Mahar et al. View all

Ecosystems and Natural Resources Management

Wadi Auranah is one of the potential wadis in respect of land use, located on the western shield (Hijaz escarpment) of Saudi Arabia. A spatio-temporal change assessment of this wadi (valley) was conducted with the help of landsat data. The results of the spectral analysis and NDVI for vegetation...

NDVI Spectral enhancement +3 more

Assessment model application of water supply system management in crisis situations


Pietrucha-Urbanik K. et al. View all

Water Resources Management

Due to the fact that water systems belong to critical infrastructure, diverse methods of its management assessment during crisis situations are applied. In these methods both technical aspects and human factors, that have an impact on safety of water supply to the recipient, are considered. Also...

water supply system crisis situation +2 more

Modeling the 3-d flow around a cylinder using the SAS hybrid model


Papadonikolaki G. et al. View all


Three-dimensional calculations were performed to simulate the flow around a cylindrical vegetation element using the Scale Adaptive Simulation (SAS) model; commonly, this is the first step of the modeling of the flow through multiple vegetation elements. SAS solves the Reynolds Averaged Navier...

Cylinder Vortex shedding +4 more

Surface and subsurface water quality assessment in semi-arid region: a case study from Quetta and Sorange Intermontane Valleys, Pakistan


Amir Waseem et al. View all

Hydrology and water resources

Present investigation is an exertion to explore safe means of water for the community in the water scare region. In order to accomplish such goal origin of springs as well as chemical analyses of groundwater samples from different locations were carried out. Four zones are discovered on the basis of...

hydrochemistry semi-arid region +3 more

Influence of exposure to pesticides on liver enzymes and cholinesterase levels in male agriculture workers


Abou Shanab R.A.I. et al. View all

Hazardous Substances and Risk Analysis

human health and the environment. The study aimed to explore the effects of exposure to pesticides on the liver functions and acetycholinesterase levels in serum (AChES) and red blood cells (AChER) of 100 male participating in agricultural work ranging in age between 20 and 60 year with mean age 37...

Cholinesterase Pesticides exposure +3 more

Determination of rainwater harvesting tank size


Vassilios A. Tsihrintzis et al. View all

Water Resources Management

Onsite rainwater harvesting is an inexpensive water source for indoor use; it is also a sustainable water management practice, since it may contribute to the reduction of runoff volume and peaks, and to the control of non-point source pollution. The aim of this paper is to provide a method for...

rainwater harvesting tank sizing +2 more

High frequency ultrasound waves for degradation of amoxicillin in the presence of hydrogen peroxides for industrial pharmaceutical wastewater treatment


Mohammed Matouq et al. View all

Water Quality

Amoxicillin degradation with and without high frequency ultrasound waves of 2.4 MHz has been investigated. The concentration of amoxicillin was selected to be similar to that of outlet wastewater effluent concentration in pharmaceutical industry namely 50 and 100 ppm. The application of ultrasound...

ultrasound high frequency ultrasound waves +7 more

Adopting a participatory approach to community forests management in rural Nigeria


Arowolo Aisha Olushola et al. View all

Ecosystems and Natural Resources Management

The study examined the willingness of rural households to pay for sustainable management of community forests in Southwest Nigeria. The value elicitation format used was the dichotomous choice contingent valuation technique. The multistage random sampling technique was used in selecting 180 rural...

Households Willingness +5 more

Thermogravimetric analysis as significant tool for suitability assessment of solid waste destined for processing by thermal desorption


Jiří Hendrych et al. View all

Solid Waste Management

Thermogravimetric analysis combined with a mass spectroscopy detector was used to study the thermal stability of solid materials earmarked for processing by thermal desorption (for example during the amelioration of environmental damage). The objective of the study was to verify the applicability of...

thermogravimetry decontamination process +1 more

Future primary teachers’ knowledge and understanding of environmental quality issues – a questionnaire survey


Papanastasiou D.K. et al. View all


This paper aims to investigate students’ awareness regarding the factors that affect the environmental quality in university classrooms. For this purpose a questionnaire survey was conducted, in which 314 undergraduate students of the School of Primary Education, Aristotle University of Thessaloniki...

Indoor thermal comfort Indoor air quality +2 more

Heat waves characteristics and their relation to air quality in Athens


Papanastasiou D.K. et al. View all

Air Quality

This paper studies the characteristics of the heat waves that were observed in Athens, Greece since 1951. A heat wave is detected when two temperature criteria are fulfilled at the city centre: the daily maximum temperature value is at least 37 o C and the daily average temperature value is at least...

Heat wave Temperature +2 more

Prognosis of maximum daily surface ozone concentration within the greater Athens urban area, Greece


Paliatsos A.G. et al. View all

Air Quality

In recent decades, there has been an increasing interest in the prognosis of maximum surface ozone concentrations due to the adverse effects on human health, animal population, agricultural productivity and forestry. The present study deals with the development and application of Artificial Neural...

Ambient air pollution surface ozone prediction +1 more

Effects of urban development in microclimatic conditions in Thessaloniki


Kosmopoulos Panos et al. View all

Air Quality

The urban planning, the buildings and covering materials of all surfaces, the distance between adjacent constructions, the height and the orientation of the buildings are some of the factors which affect the sustainable conditions in the city. This paper presents a project that aims at investigating...

urban microclimate urban heat islands +1 more

Indoor mass concentrations of particulate matter in hospital environment


Gaidajis G. et al. View all


The assessment of the air quality of indoor environment where people usually spend extended time periods, especially for sensitive population groups such as patients during their hospitalization, is of major importance. Ensuring a safe level of air quality in these indoor environment serves as an...

coarse and fine particulate matter intensive care units +1 more

Selection of forest species for use in urban environment in relation to their potential capture to heavy metals


Tsitsoni T. et al. View all


The aim of this research is to study the behavior of different forest species in accordance with their ability to retain heavy metals on their leaves in order to select the most suitable species for urban and peri-urban use, which will contribute to the reduction of the continuously growing...

urban green silvicultural characteristics +3 more