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Today, the need for resources is growing based on the replacement of forest areas by areas used for economic and agricultural activities. The present study means to identify the changes in land use cover and forest areas between the changes made by the economic activities and aridity indexes, characterized by high temperatures and low quantities of precipitations in Southwestern Romania. This region is affected by high temperatures and low precipitations in July and August, growing urban areas and necessity for ag...

Biochar is carbonized organic matter, which is prepared by pyrolysis and it content high amount of carbon. This material is currently very often mentioned in carbon sequestration and as an additive improving physicochemical and biological soil functions, especially soil aggregation, conductivity or pH. Thus biochar could be usefully toll for decreased erosion risk. The influence of biochar on soil microorganisms is still big question. Results of scientific work differ much. Problematic component of biochar is arom...