SYN+AIR Travellers’ survey

✈Are you an air #traveller? We invite you to fill in our 20-min survey and share with us your mobility choices getting to and from the airport! https://lnkd.in/dudPd4W ✅Available in English, Greek, Spanish, Italian and Serbian.This survey is conducted within the framework of the project SYN AIR (CORDIS ID: 894116)