Home Eco Airports ACI awards Airport Carbon Accreditation Level 1 to Istanbul Airport Eco Airports ACI awards Airport Carbon Accreditation Level 1 to Istanbul Airport SOURCEINTERNATIONALAIRPORTREVIEW.COM 26 Feb 2021 58 ACI awards Airport Carbon Accreditation Level 1 to Istanbul Airport Following Istanbul Airport’s efforts to reduce its carbon footprint, ACI Europe has awarded the airport with Level 1 of the ACA programme.