Fig. 1. Monthly comparison and correlation analysis between AIRS data and watch station monitoring data.(a), (b) SMO; (c), (d) PTH; (e), (f) LAU

Fig. 2. Broken line chart of monthly average of total ozone column in Antarctica from March 2003 to February 2021. (a) Monthly mean variation of Antarctica in different years; (b) monthly change over 216 months

Fig. 3. Wavelet analysis of total ozone column in Antarctica from 2003 to 2021. (a) Wavelet real part graph; (b) wavelet variance;(c) wavelet modulus; (d) wavelet modulus square

Fig. 4. Multiscale characteristic changes from 2003 to 2021. (a) First main cycle; (b) second main cycle

Fig. 5. Seasonal distribution of total ozone column in Antarctica from March 2003 to February 2021.(a) Spring; (b) summer; (c) autumn; (d) winter

Fig. 6. Spatial distribution of total global ozone column from March 2003 to February 2021. (a) Distribution of total ozone column with longitude and latitude degree; (b) distribution of total ozone column with latitude degree

Fig. 7. Mean spatial distribution and variation trend of total ozone column in Antarctica. (a) Mean spatial distribution;(b) spatial distribution of annual change rate

Fig. 8. Variation trend and linear fitting of total ozone column and stratospheric temperature in Antarctica. (a) Variation trend;(b) spatial distribution of correlation coefficient; (c) linear regression

Fig. 9. Average variation relationship between total ozone column and sea ice range in Antarctica from March 2003 to February 2021

Fig. 10. Wavelet analysis of Antarctic sea ice range from 2003 to 2021. (a) Wavelet real part; (b) wavelet variance;(c) wavelet modulus; (d) wavelet modulus square