Efficiency of trigonometric levelling method for height differences determination is better than those determined by geometric levelling but its accuracy is significantly lower. Development of accuracy of geodetic instruments increases possibilities for improvement accuracy of trigonometric levelling.However, air refraction appears as ultimate limi...

By Milan Trifković, Žarko Nestorović

This study examined the impact of climate, altitude and landforms on humic acids (HA) optical properties (E4/E6, ∆logK, RF indexes) in Serbian Rendzina soils. HA humification degree of calcareous and decarbonated Rendzinas under natural vegetation (forest and grassland, separately) decreased with altitude increasing. This particular rule was not ma...

By Svjetlana Radmanović, Nataša Nikolić, Aleksandar Đorđević

The research and determination of diatoms (Bacillariophyta) have been carried out in the area of Semberija (Bosnia and Herzegovina) in several locations, which included 35 open shadoof wells incurred by the anthropogenic activity many decades ago, and they represent artificial fresh water ecosystems. The algological material has been collected from...

By Milenko Ćurčić, Dragica Milinković, Olivera Petrović-Tomanić, Dijana Đurić

Levels of SO2 in air samples from urban zone of Banja Luka were determined at locality Center in Banja Luka (administrative center of the Republic of Srpska, in Bosnia and Herzegovina) which is highly populated area, with intensive traffic and industry. Through experimental measuring, daily and weekend variation of SO2 concentration was determined....

By Predrag Ilić, Dragana Nešković Markić, Ljiljana Stojanović Bjelić

Noise pollution may have negative impacts on human health and environmental. The primary aim of this study is was to determine and mapping the noise pollution in the urban part of the city Banja Luka in Bulevar Cara Dušana by evaluating noise levels in the boulevards. The aim of this investigation is also compare measured noise levels in the boulev...

By Predrag Ilić, Dragana Nešković Markić, Ljiljana Stojanović Bjelić

The Aladza Mosque in Foca was built in the middle of the seventeenth century and it was destroyed during the war in Bosnia and Herzegovina. Given that it is a monument protected by the state and included in the World Heritage by UNESCO, it is necessary to carry out its rehabilitation. It is essential to construct the religion building of the same m...

By Neđo Đurić, Dijana Đurić

The main goal of the research was to determine to which extent the copper (Cu) is dominant in the topsoils of Tuzla's area. Considering the defined goal, the detailed soil analyze for the presence of this element in the area of Tuzla, was carried out. The terrain work was based on soil sampling (240 samples) from the area of about 303 km2 . The sam...

By Željka Stjepić Srkalović

The oil reservoirs of the southeastern part of the Panonian basin are characterized by considerable presence of water,i.e.waterdrive. The hydrocarbon reservoirs are mostly in the middle and final production stages. The water production is especially significant in wells producing with an installed Electrical Submersible Pump (ESP). As production co...

By Slavko Nesic, Vladimir Mitrovic, Zvonimir Boškovic, Adnan Hodzic

Research presented in this paper considers the problem of the Synagogue restoration in Subotica, built in 1902, which has been deprived of its basic function, left without financial means for maintenance due to the changes in the social, economic system and great changes in the population structure during the First and Second World War. Lack of fin...

By Viktorija Aladžić

Urban areas are formed aiming to satisfy multiple expectations of their citizens. Among the most significant expectations are resources availability, related to existential needs, efficiency in communication and satisfaction of other contemporary civilization and cultural needs. However, pursuance to create conditions for those needs satisfaction n...

By Svetlana Stevović, Slađana Mirjanić, Neđo Đurić