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Biological waste - so-called wet garbage - is one of the problems of efficient and clean waste collection. Due to their nature - they quickly decompose and cause unpleasant odor. Waste management of this biological garbage is possible in several different ways. They can be transported to landfill with other MSW. They can be segregated and collected separately and then processed in a collective way also in several ways. They can also be utilize in the place of origin. The paper presents energy analysis and environm...

The aim of the research is to determine emitted greenhouse gases (GHG) and ammonia emission distinction between two fertilizers types: ammonia nitrate and carbamide (urea). One of the most fertile soils in Latvia are located in Zemgale Region and it is used in research. Samples of tilled soil are used for the research according to the conditions of soil. One of influential factors of the GHG emissions is soil moisture, because humidity in combination with temperature controls the activity of microorganisms and oth...