Thompson, A.M., Stauffer, R.M., Kollonige, D.E., Morris, G.A., Cullis, P., Van Malderen, R., Smit, H.G.J., Johnson, B., "Trends in Global Tropospheric Ozone (1998-2023): New Insights from Ground-based Observations", 106th Annual Meeting of the American Meteorological Society (AMS), Houston (USA) & online, 25-29 January 2026.

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Thompson, A.M., Stauffer, R.M., Kollonige, D.E., Morris, G.A., Cullis, P., Van Malderen, R., Smit, H.G.J., Johnson, B., "Free Tropospheric Ozone Trends: New Insights from 25 Years of Ground-Based Observations", NOAA Global Monitoring Lab (GML)  53^rd Global Monitoring Annual Conference (GMAC), Boulder (USA), 19-20 May 2026.