TY JOUR TI Evolution of the stratospheric polar vortex as evidenced by the winters 2022–2024 KW stratospheric polar vortex area KW sudden stratospheric warmings KW planetary waves KW wave activity flux JO Solar-Terrestrial Physics AU Zorkaltseva, O.S. AU Antohina, O.Y. AU Gochakov, A.V. AU Artamonov, M.F. PY 2025 IS 11 PB Institute of Solar-Terrestrial Physics SB RAS