TY JOUR TI SUBSTANTIATION A NEW CAUSAL INTERPRETATION OF THE DEVELOPMENT AND TRANSFORMATION OF EMERGENCY SITUATIONS ON THE EXAMPLE OF THE ACCIDENT AT THE FUKUSHIMA-1 NUCLEAR POWER PLANT KW occurrence of an emergency KW development of an emergency KW transformation of an emergency KW emergency triangle KW emergency space KW radiation accident KW Fukushima KW tritium-containing coolant JO Problems of risk management in the technosphere AU Ivakhnyuk, S.G. AU Koroleva, L.A. AU Lugavtsov, O.V. PY 2024 IS 2024 PB Saint-Petersburg University of State Fire Service of Emercom of Russia