TY JOUR TI PILOT STUDY OF PARAMETERS OF OIL POLLUTION IN THE ANALYSIS OF SYSTEM THE AIR ENVIRONMENT - THE SOIL LAYER ON OBJECTS OF THE OIL AND GAS COMPLEX KW oil pollution KW soils KW permeability KW condition of the air basin JO Problems of risk management in the technosphere AU Vedzijev, M.I. AU Trofimets, V.Y. AU Ozhegov, E.A. PY 2017 IS 2017 PB Saint-Petersburg University of State Fire Service of Emercom of Russia