TNPSC Thervupettagam

Lonar and Sur sarovar lake

November 19 , 2020 1341 days 995 0
  • The Lonar Lake in Maharashtra and Sur Sarovar lake of Agra in Uttar Pradesh have been added to the Ramsar sites.
  • The Lonar lake is the only crater lake in the country.
  • The crater sits inside the Deccan Traps of the Deccan Plateau.
  • Two small streams called Penganga and Purna drain into Lonar lake.
  • The Lonar lake is usually green in colour due to the presence of Cyanobacteria.
  • The lake in June 2020 turned pink.
  • This was due to the presence of salt loving bacteria called haloarchea or halophilic archaea.
  • These bacteria are associated with high salinity.
  • The pink colour of the lake was not permanent.
  • The Sur Sarovar lake is also called the Keetham lake.
  • The Ramsar Convention was signed in 1971 at Iran by the UNESCO.
  • With this inclusion of two wetlands, the total sites in India is 41.
  • It is the highest in the South Asia region.

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