The existing in nussia problem of production and consumption wastes formation and utilization is considered, on the example of some grounds n the Leningrad region. The general description of properties and structure of solid domestic wastes as a multicomponent system and changes occurring in them with the help of traditional methods of geological object study is presented. Special attention is paid to characteristic of biological components of sanitary soils. The description of the influence estimation results of solid domestic wastes on the components of nature environment (soil and plants) is given.