Ever thought drones could help expand green cover? Developed by Sankalp Taru, a non-profit, this seed-bombing drone will help plant trees in places not easily-accessible to people. For one of their projects, the organisation has teamed up with the army to plant trees in Uttarakhand. The drone has the capacity to distribute 10,000 to 15,000 seeds in an hour. Watch to find out how it works
