About Delhi Ridge
Delhi ridge, is a northern extension of the Aravali range in the capital city of Delhi. It enters India from the southwest through Gurgaon and ends as a northern ridge in norther Delhi. Forming a lost continuous boundary of 35 km, the ridge is divided into 4 separate zones. The Arvali range, which forms Delhi Ridge, is 1.5 billion years old as compared too the Himalayan range, which is just 50 million years old.
Northern Ridge: covering an area of 87 hectares, the smallest segment of the ridge is also called Kamla Nehruu Ridge. Its mainly cented around Delhi University and developed as Northernridge biodiversity park by the Delhi development authority. Before pre-independence, the ridge area was somewhat 170 hectares and was declared by Britshers a protected forest in 1915. However, due to encroachment, the area has reduced to 87 hectares.
Central ridge: The second largest ridge by area covers an area of 864 hectares. It starts south of Sadar bazar and ends at Dhula Kuan. In 1914, the ridge was declared a reserved forest.
Mehrauli or South-Central Ridge: Encompassing an area of 633 hectares, it lies at the heart of “Sanjay Vana,” near JNU and Vasant Kunj. However, due to rapid urbanisation, the region has encroached to settle an increasing population. Tilpath Valley Biodiversity Park is such an initiative to regain the old greenery of the capital.
Tughlaqabad or Southern Ridge: is the largest segment of the ridge that covers an area of 6200 hectares Many important forest like Bandhwari, Mangar Bani and Asola Bhatti wildlife Sanctuary, come in the southern ridge.