One of the basic aspects of sustainable development strategy involves investments in green technologies, including energy production from renewable sources. Biomass, special organic waste which belongs to 'green sources' of energy can be used in the methane fermentation process of biogas...

Year by year domestic sewage treatment plants are becoming more popular. A pilot solution used on a grand scale in Pietrowice Wielkie commune allowed for the construction of a sewage system for villages located far from each other and made the commune more attractive. This paper presents the...

One of the basic aspects of sustainable development strategy involves investments in green technologies, including energy production from renewable sources. Biomass, special organic waste which belongs to “green sources” of energy can be used in the methane fermentation process of biogas...