How certain are we of the uncertainties in recent ozone profile trend assessments of merged limb/occultation records? Challenges and possible ways forward.

Baray, J.-L.; Cortesi, U.; Degenstein, D.; Froidevaux, L.; Godin-Beekmann, S.; Granville, J.; Hoppel, K.; Hubert, D.; Keppens, A.; Kyrola, E.; Lambert, J.-C.; Leblanc, T.; Lichtenberg, G.; McElroy, C.; Murtagh, D.; Nakane, H.; Russell, J.; Salvador, J.; Smit, H.; Stebel, K.; Steinbrecht, W.; Strawbridge, K.; Stubi, R.; Swart, D.; Taha, G.; Thompson, A.; Urban, J.; Verhoelst, T.; Walker, K.; Wolfram, E.; Zawodny, J.; van Gijsel, A.; von Der Gathen, P.