Microbiological contamination of waters used for recreational purposes may constitute a serious danger to the health of users. Only a few reservoirs in Lesser Poland are subjects of constant control and meet the ...

Although the extension of canalization and the building of numerous sewage treatment plants in southern Poland significantly affected the water quality by eliminating the constant and uncontrolled inflow of pollutants ...

Xerothermic grasslands found in Poland are precious phytocenoses increasing biodiversity. They are generally settled on small surfaces, mainly on strongly insolated (southern, south western and south eastern exposure), ...

In the area of a technically reclaimed pit of the sand and gravel „Storkowo” mine, 58 relevés were taken. The ground, which were naturally and spontanously settled by plant communities, is sandy. It is generally loose ...

Research was conducted on selected attempts to overlayers obtained from natural material used on experimental plots at the site of the Power Plant Dolna Odra SA in Nowe Czarnowo. In attempts of overlayers to determine ...