TY JOUR TI THE USE OF UNMANNED AERIAL VEHICLES FOR MONITORING OF DANGEROUS PHENOMENA IN THE ARCTIC KW unmanned aerial vehicle KW Arctic KW dangerous phenomenon JO NATURAL AND MAN-MADE RISKS (PHYSICO-MATHEMATICAL AND APPLIED ASPECTS) AU Kosenko, D.V. AU Shidlovsky, A.L. AU Yunakovsky, N.S. PY 2019 IS 2019 PB Saint-Petersburg University of State Fire Service of Emercom of Russia