G. Boczkaj (keynote speaker), Recent developments in cavitation based Advanced Chemical Treatment Processes, 2nd International Congress on Recent Advances In Chemistry And Chemical Engineering (ICRACACE-2022), 13-15.12.2022, Hydreabad, India.
G. Boczkaj (keynote speaker), Towards synergism of cavitation phenomenon and advanced chemical treatment processes for degradation of environmental pollutants, International Conference on Environmental Science and Green Energy (ICESGE 2022), 10-11.12.2022 Shenyang (China)
G. Boczkaj (keynote speaker), Advanced chemical treatment pocesses based on cavitation - a synergistic conditions for degradation of environmental pollutants, The 5th International Symposium on Water Resource and Environmental Management (WREM 2022), 9-10.12.2022 Sanya (China). 
G. Boczkaj (keynote speaker), Novel Technologies for Controlling and Removing of Emerging Pollutants from Environment, Ist International conference on Innovation in Health Science, Tehran, Iran 22-23.02.2022