The role of dynamics in total ozone deviations from their long-term mean over the Northern Hemisphere

Long-term changes in ozone mini-hole eve

Long-term changes in ozone mini-hole event frequency over the Northern Hemisphere derived from ground-based measurements

✍ Janusz W. Krzyścin 📂 Article 📅 2002 🏛 John Wiley and Sons 🌐 English ⚖ 446 KB

## Abstract Decadal changes of ozone mini‐hole event appearance over the Northern Hemisphere midlatitudes are examined based on daily total ozone data from seven stations having long records (four decades or more) of ozone observations. The various threshold methods for accepting and rejecting the