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Геоинформационное картографирование антропогенного воздействия на природную среду в результате добычи россыпного золота (на примере Еравнинского района РБ)
The article deals with the methodology of geoinformation mapping and analysis of the impact of gold mining enterprises on natural landscapes based on Landsat satellite images and GIS technologies on the example of the Eravninsky district of the Republic of Buryatia. The article presents brief information on the extraction of alluvial gold in Buryatia and the history of development of the Eravninsky gold-sands district. As a result of the study, the mapping of terrain areas subject to anthropogenic impacts was carried out and the enterprises that are exploring and mining alluvial gold were identified, their license plots were mapped within the test plot, mapping of disturbed river valleys was carried out, the degree of disturbance of natural landscapes and the area of formed dumps was assessed.