Izvestiya of Saratov University.
ISSN 1819-7663 (Print)
ISSN 2542-1921 (Online)


geoecology

Model of the Geoecological Assessment of a Territory

In this article the method of creation a cartographic model of the geoecological situation of a territory is considered. The description of maps creation and their purpose is given. The necessity of relief using as the object of mapping in the creating a geoecological map is justified. 

The Analysis and Estimation of Impurity of River Water and Ground Adjournment of the River of Bolshoy Irgiz by Manganese Connections

In article on the basis of field researches August, 2009. The problem of pollution by manganese of waters of the Bolshoy Irgiz river in the Saratov and Samara areas, and also on a water fence of Pugachev is considered. Results of chemical-analytical works about quality of river water in a channel, flood-plain lakes, ponds and water basins of Bolshoy Irgiza, and also on a city water fence and water supply systems are resulted.