Sources:
https://www.re-thinkingthefuture.com/rtf-fresh-perspectives/a919-10-most-inspirational-green-buildings-in-india/
http://www.ijrat.org/downloads/Conference_Proceedings/ICOMACE-18/ICOMACE-22.pdf
https://www.siasat.com/hyderabad-international-airport-sustaining-environment-1898213/
https://economictimes.indiatimes.com/rgia-becomes-1st-asian-airport-to-get-leed-nc-silver-rating/articleshow/3490905.cms?from=mdr
https://nordicarch.com/project/rajiv-gandhi-airport
https://www.hyderabad.aero/green-sky-initiatives.aspx