NTUA Professor George Yannis has been awarded an Honorary Distinction during the Environmental Awards 2024, organised by Boussias events, held on 30 September 2024 in Athens. Professor George Yannis was awarded for his campaign promoting city-wide 30km/h speed limits in as many cities as possible worldwide, as a key policy for safer, healthier and greener cities, through his challenge of 30 Marathons in 30 months. These unique Awards highlight and reward good practices and initiatives for environmental protection and sustainability, as well as innovative “green” projects, technologies or programmes.