Sinkholes sentence example

sinkholes
  • They are due largely to sinkholes or depressions caused by solution of the limestone of the region.

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  • Sometimes the water enters the ground through huge holes called sinkholes.

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  • Weathering of the limestone surface created a karst landscape with sinkholes and caves present.

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  • These are sinkholes formed by cave-ins over the underground rivers common in the region.

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  • Oceans are usually full of sinkholes and undercurrents that can pull an unsuspecting swimmer under.

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  • Colonies of swiftlets are also known to roost in at least three limestone sinkholes.

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