The correct answer is Indira Gandhi International Airport, Delhi. Delhi's Indira Gandhi International Airport has decided to replace all vehicles with electric vehicles (EVs) on the airside operations to cut greenhouse gas emissions. These Evs will be introduced in a phased manner under Green Transportation Programme. As part of the programme, the Delhi airport will induct 62 EVs within 3-4 months. Important Points?The Delhi Airport to become a €œNet Zero Carbon Emission Airport (NZCEA) by 2030. It will also install high voltage and fast-charging stations at planned locations. It is a first-of-its-kind initiative by any Indian airport to ensure a clean transportation environment.