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Airlines last year adopted a goal of net-zero emissions by 2050 in a de facto dress-rehearsal that drew reservations from Chinese carriers, reflecting Beijing's more cautious stance on multilateral action.
There was, however, no change in the price of petrol and diesel on Friday.
The majority of cuts would be made through technologies including hydrogen and hybrid-electric propulsion, plus sustainable aviation fuels (SAF).
While the price of non-subsidised cooking gas LPG was increased by Rs 19 per cylinder on the back of a rise in international rates, jet fuel or ATF price was hiked by 2.6 per cent.
The stoppage of fuel supply by oil marketing companies to Air India due to non-payment of dues delayed the take-off of a Dubai-bound Air-India Dreamliner from the Cochin international airport here by nearly four hours on Monday.
The aviation sector is seeing flared-up fares due to capacity constraints caused by reasons like shortage of aircraft in the wake of grounding of Boeing MAX 737 globally over safety concerns.
The flight coincided with the 115th anniversary of the Wright Brothers' first flight at Kitty Hawk in 1903.
General Electric's GE Aviation unit has completed initial designs for the new Affinity turbofan engine.