The strategy for developing and improving the application of green, clean, renewable and gratis solar energy is a challenge for multidisciplinary teams of scientists. Exquisite examples of positive world practice of the largest solar power plants are presented in this paper, with all the characteristics, starting from the materials of photovoltaic ...

By S. Ivan Stevović

Research on potentially toxic elements chromium and nickel and laboratory testing of their concentrations was carried out in the wider area of Maglaj, with the aim to detect and determine their quantities, which gave basis for discussion about origins of these pollutants in soil. Field and laboratory observations included 45 soil samples, taken by ...

By Elvir Babajić, Alisa Babajić, Željka Stjepić Srkalović, Dado Srkalović, Samir Ustalić, Husnija Akmadžić

The paper is based on 237 chemical analysis of groundwater, where the determination of magnesium origin in groundwatersof northeastern Bosnia were performed. The determination of magnesium origin in groundwaterswere carried through on the basis of Mandel & Shiftan classification. Based on the a distribution map of Mg2+ ions in groundwaters in n...

By Dado Srkalović

The paper presents the results of the geochemical-pedological researches based on the lead concentrations in soil of the Tuzla's urban area. The main goal of the research was to determine to what extent, the urban area of Tuzla was contaminated by lead and to determine the pollutant origin. The 129 soil samples were collected in situ on the of area...

By Željka Stjepić Srkalović, Dado Srkalović, Elvir Babajić, Senad Gutić, Alisa Babajić

Coal resources, beside oil, gas and uranium as nonrenewable source of energy, represent the most significant part of energy potential of Republic of Srpska and energy source of strategic importance.Modern pace of technological and industrial development conditions constant increase of coal exploitation and consumption. Usage of this resource must b...

By Boško Vuković

The railway Šamac - Sarajevo was built in the fifties of the twentieth century, as a significant part of the railway that connects the central part of the former Yugoslavia with the Sava River. Later, in the seventies another track of Doboj and Zenica was built what was the most important by that time. In general the railway is situated on the corr...

By Neđo Đurić, Alisa Babajić, Dijana Đurić, Dado Srkalović, Milan Perišić

Established in the first half of the 18th century, the district of Krš in Trebinje was the first settlement to grow up outside the town walls. It grew up spontaneously in response to the local natural environment and under a mixture of Mediterranean and Oriental influences. Since the second half of the 20th century, the district has faced dilapidat...

By Siniša Cvijić, Jasna Guzijan

Dam Modrac is multiple arched reinforced concrete buttress dam, with nine buttresses and ten arches, which by its technical characteristics and volume of the accumulation is considered as one of the high dams. Crown level of spillway is 200.00 m a.s.l. Crest length is 205.00 m, while the maximum height is 27.50 m. To control the water level in the ...

By Nedim Suljić, Dino Hodžić

During the working of thermal power plants, due to technological process of coal combustion, waste matter, which takes up large areas of land, degrades and pollutes the environment, is created. In the last years, a significant progress has been made in the world in researching new technologies that implement technogenic materials which have wide ra...

By Ljiljana Crnogorac, Boško Vuković

The risk assessment is based on the systematic recording and evaluation of all factors in the work process, the possible dangers and hazards in the workplace and in the working environment that may cause occupational injury, damage to health or illness of the employee. Risk assessment focus is on work organization, work processes, tools, raw mater...

By Nebojša Knežević