Delhi Gets Two Smog Towers


  • Near the Anand Vihar Metro Station, Delhi got its second smog tower on September 7, 2021.
  • Earlier on August 23, 2021, India’s first smog tower was inaugurated by the chief minister of Delhi Arvind Kejriwal at Cannaught place in Delhi.
  • The chief minister while speaking at the inaugural event informed that to fight the pollution government has installed India’s first smog tower in the capital of our nation.
  • The technology has been imported from the United States and will clean the air of the one-kilometer range.
  • The structure is around a 24-meter-long structure.
  • It has been constructed at the cost of Rs. 20 crores and will function at full capacity after the monsoon season.
  • Will pull the air from upward and will release it downward.
  • The Delhi Government has constructed the tower with the support of Tata Consultancy and the National Buildings Construction Corporation Ltd (NBCC) under the observation of IIT- Mumbai, and IIT-Delhi.



  • Smog towers are structures that are made for large-scale air purification.
  • They are fitted with air filters of multiple layers and at the base with a fan to suck the polluted air.
  • After the polluted air enters into the smog towers, before being recirculated into the atmosphere it is further purified by multiple layers.


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