Evaluations of reanalyses[OE3]

[OE3-06] Variability in surface ozone and related chemical species over the Himalayan region: Exploiting reanalyses and machine learning

*Harithasree S.^1,2, Kiran Sharma³, Imran A Girach⁴, Lokesh K Sahu¹, Narendra Singh⁷, Johannes Flemming⁵, S. Suresh Babu⁶ (1. Physical Research Laboratory, Navrangpura, Ahmedabad- 380009, Gujarat, India, 2. Indian Institute of Technology, Gandhinagar, Gujarat, India, 3. Graphic Era (Deemed to be University), Dehradun- 248002, India, 4. Space Applications Centre, Indian Space Research Organisation, Ahmedabad - 380015, India, 5. European Centre for Medium-Range Weather Forecasts (ECMWF), Reading, UK, 6. Space Physics Laboratory, Vikram Sarabhai Space Centre, Thiruvananthapuram - 695022, India, 7. Aryabhatta Research Institute of Observational Sciences, Nainital - 263001, India)

Keywords:Air quality, Meteorology, Ozone precursors, Trace gases, Modeling, CAMS, ERA5, MERRA-2