What causes sink holes?

About this item

Title

What causes sink holes?

Content partner

Radio New Zealand

Collection

Radio New Zealand

Description

Another sink hole in Waihi has left a 20 metre wide shaft on a council reserve. It collapsed into an old mine which was left partially filled. GNS Science Engineer Sally Dellow tells us how sink holes form.

Format

Audio

Date created

30 August 2017

Contributing partner

Jesse Mulligan, 1–4pm

URL

http://www.radionz.co.nz/national/programmes/afternoons/audio/201856669/what-causes-sink-holes

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