Heavy metals in soil and vegetalion of Ulan-Ude

Now in biosphere comes more than 500,000 varieties of chemical products technogenesis, most of which accumulate in the soil. Among pollutants the important place is occupied with heavy metals. Ecological conditions of heavy metal distribution on urban territory are presented by the analytical data on plots of observations of soil and plant samples, which were determined by lead, cadmium, zinc and copper.