• Haryana has employed this technique to improve green cover in Aravalli area of Faridabad.
• Recently, Ecological degradation in the Aravalli region has become an alarming situation due to issues like increasing urbanisation, illegal mining activities, uncontrolled grazing and felling of trees, unfavourable climatic conditions etc.
• Aravalli mountain range spans four states— Gujarat, Rajasthan, Haryana and Delhi.
• Aerial seeding is a plantation technique wherein seed balls are sprayed on the pre-determined location using aerial devices, including planes, helicopters or drones.
• These pellets sprout when there is enough rain, with nutrients present within them helping in
• Seed balls are seeds covered with a mixture of clay, compost, char and other components.
• It is practiced in areas that are either difficult to reach or inaccessible altogether, where traditional methods of plantation are difficult.
• They eliminate any need for ploughing and digging holes in the soil and do not need to be planted since they are already surrounded by soil, nutrients, and microorganisms.
• The clay shell also protects seeds from birds, ants and rats.
What kind of species can be dispersed?
• Those native to the area and hardy, with seeds that are of an appropriate size for preparing seedballs, with a higher survival percentage.
Mains Paper 3: Environment
Prelims level: Aerial seeding
Mains level: Highlights the major advantages of the Aerial seeding