In the waste management system of Peru, there is a lot to fix, change and improve from households areas. In this report is presented why and how necessary is the construction of landfills to have an appropriate place to dispose the waste of the collection .At the same time, the report shows how profitable can be from social, economic and ecologic way, with the investment of treatment plants that use biogas from the landfills to produce energy. Differents solutions – vehicle fuel production, electricity generation etc – are discussed in light of the different economy, geography and social situation in three selected cases.

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The thesis brings a global insight into the Prague's suburb of Bohnice. Captures the appearance since the first settlements until nowadays. Focusing mainly on both historical and socio-economical milestones, which created the city. According to the lack of written resources for the historical part of the theses and to the fact, that Bohnice are often reduced to the activities of the famous mental institution, the main target is the forming of Bohnice city in the 20th century. Concentrates on institutions of both social and health care, which can compete the famous mental institution. The thesis also supplies materials about the urban concept of the housing estate of Bohnice including the traffic solutions through the past century. Points out also outstanding architectural solitaires.