Why in News?
The Banyan Tree is prominently in the news because scientists have officially identified a banyan tree in Munger, Bihar, as the world's oldest accurately dated banyan tree, determined to be approximately 700 years old via high-precision radiocarbon dating.
Botanical Profile
- Scientific Name: Ficus benghalensis, belonging to the Moraceae (fig) family.
- Growth Habit: Known as a "strangler fig" because it grows from seeds deposited on host trees, eventually sending down roots that overtake the original host.
- Prop Roots: Characterised by aerial roots that hang from branches, strike the ground, and thicken into auxiliary trunks to support the massive canopy.
National Significance
- National Tree: Adopted as the National Tree of India in 1950 due to its immense canopy, long life, and deep cultural roots.
- Symbolism: Represents longevity, immortality, eternal life, and the unity of India’s vast cultural diversity.
Ecological Importance
- Keystone Species: Serves as a vital ecological hub, producing massive fig crops that sustain hundreds of species of birds, bats, primates, and insects.
- Soil Protection: Its massive, extensive root network locks the earth in place, significantly preventing soil erosion.
- Microclimate Control: Its expansive canopy provides natural shade, decreases local temperatures, and filters air pollution.
Cultural & Social Role
- Sacred Tree: Deeply revered in Hinduism and Buddhism; often associated with Lord Vishnu and worshipped during festivals like Vat Purnima.
- Village Center: Traditionally served as the focal point for village Panchayats, business discussions, and community assemblies.
- Medicinal Value: Used extensively in traditional medicine (Ayurveda) to manage disorders like diabetes, dysentery, and skin ulcers.
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