TY JOUR TI CONTROL OF EXTREME AIR POLLUTION BY TRANSPORTATION IN SAINT-PETERSBURG BY DAMAGE KW city KW transport KW dangerous air pollution KW damage KW natural and cost indicators KW control JO Problems of risk management in the technosphere AU Lozhkin, V.N. AU Kalimullina, I.F. AU Sagirov, E.A. PY 2024 IS 2024 PB Saint-Petersburg University of State Fire Service of Emercom of Russia