2022 Environment - Conservation

"Biorock technology" is talked about in which one of the following situations ?

  • Restoration of damaged coral reefs
  • Development of building materials using plant residues
  • Identification of areas for exploration/extraction of shale gas
  • Providing salt licks for wild animals in forests/protected areas

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    2022 UPSC Environment PYQ | UPSC Insights | UPSC Insights