Fairfax Video, March 2012 (4)
A video of an interview with Mark Yetton, Engineering Geologist at the Port Hills Geotech Group, about their work to assess the risk of rock fall and cliff collapse on the Christchurch Port Hills.
A video of an interview with Mark Yetton, Engineering Geologist at the Port Hills Geotech Group, about their work to assess the risk of rock fall and cliff collapse on the Christchurch Port Hills.