TAMIL NADU AFFAIRS

Environment

Agasthyamalai Biosphere Reserve

    • CONTEXT: The Supreme Court directed the Government of Tamil Nadu to formulate a time bound plan—and implement it on a priority basis—to remove encroachments located within the protected areas of the Agasthyamalai ecological landscape in Tamil Nadu.
  • The Court noted that the Agasthyamalai ecological landscape, which encompasses several districts across both Tamil Nadu and Kerala, spans an area of ​​3,500.36 square kilometers.

 About Agasthyamalai Biosphere Reserve

    • The Agasthyamalai Biosphere Reserve is situated at the southern tip of the Western Ghats and extends across the states of Tamil Nadu and Kerala.
  • This region is renowned for the ‘Neelakurinji’ flower, which blooms only once every 12 years.
  • Currently, this Biosphere Reserve encompasses parts of the Tirunelveli and Kanyakumari districts in Tamil Nadu, as well as the Thiruvananthapuram, Kollam, and Pathanamthitta districts in Kerala.

Establishment and Recognition

  • It was designated as a Biosphere Reserve in 2001.
  • In 2016, it was included in the UNESCO World Network of Biosphere Reserves.

Origin of the Name

  • The reserve is named after the revered Hindu sage Agasthya Muni.
  • Its highest summit, Agasthya Malai, rises to an elevation of 1,868 metres.

Protected Areas within the Reserve

  • Shendurney Wildlife Sanctuary
  • Peppara Wildlife Sanctuary
  • Neyyar Wildlife Sanctuary
  • Kalakkad–Mundanthurai Tiger Reserve

Climate and Vegetation

    • The region experiences a tropical monsoon climate with abundant rainfall, particularly on the western side.
    • It supports diverse ecosystems such as:
  • Tropical wet evergreen forests
  • Moist deciduous forests
  • Montane rainforests
  • Shola forests

Floral Diversity

  • The reserve supports more than 2,250 species of plants.
  • Around 405 species are endemic to the region.
  • It is well known for its rich variety of medicinal plants, including Arogyapacha.

Faunal Diversity

  • The reserve provides habitat to several important wildlife species, including: Bengal Tiger, Asian Elephant, Nilgiri Tahr, Grizzled Giant Squirrel
  • It is also home to notable bird species such as the Great Indian Hornbill.

Indigenous Communities

  • The biosphere reserve is inhabited by the Kanikaran tribe, one of the oldest indigenous tribal communities in the region.