EVENTS 2024 41st Aerosol Science and Technology Research SymposiumAugust 20th-22thTokyo, JapanKogakuin University Hachioji Campushttps://sites.google.com/view/jaast41ku/ European Aerosol conference 2024August 25th-30thTampere – FinlandTampere Hall (address: Yliopistonkatu 55)https://www.eac2024.fi/ 5. Symposium “Ultrafeine Partikel in der Außenluft und in Innenräumen” September 16th-17thBerlin, GermanyTU Berlin stattfindenhttps://www.tu.berlin/uc/ufp 1st AIR Quality ForumOctober 7th-9thBelgium, Brusselshttps://sites.google.com/view/jaast41ku/ 2025 CIM 2025March 11th-14thLyon, FranceEurexpohttps://sites.google.com/view/jaast41ku