TY JOUR TI ALTERNATIVE REFUSE DERIVED FUELS: INTERNATIONAL EXPERIENCE AND APPLICATION PROSPECTS IN THE RUSSIAN FEDERATION KW RDF-fuel KW municipal solid waste KW energy from waste KW replacement fuel KW cement industry KW co-processing KW waste management KW environmental requirements KW closed-loop economics JO Problems of risk management in the technosphere AU Travin, I.A. AU Kozodaev, A.S. AU Kondrat'eva, M.V. PY 2026 IS 2026 PB Saint-Petersburg University of State Fire Service of Emercom of Russia