ANSWER is NHAI.The National Highways Authority of India (NHAI) has developed a mobile App, ‘Harit Path'.It will facilitate the CREATION of Green Highways across the country.It will also be used to monitor location, GROWTH, SPECIES details, maintenance activities, targets and achievements of every PSU’s FIELD units.It was inaugurated by Union Minister for Road and Transport Nitin Gadkari on 21 Aug 2020.