Add to collection
  • + Create new collection
  • Rights: Lloyd Homer, GNS Science Published 8 October 2012 Size: 150 KB Referencing Hub media

    This cratered landscape in South Canterbury is actually a series of dolines or sinkholes. Sinkholes, like other karst landscape features, are caused by slightly acidic water eating away at limestone over millions of years.

      Go to full glossary
      Download all