Aviation Green steps for blue skies: Carbon offsetting a potential competitive advantage for airlines Updated : September 23, 2019 11:33 AM IST The initiatives being taken up by airlines may very well affect travellers’ choices in the times to come. One of the key measures that can have wide-ranging impact is the use of sustainable fuels. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.