Areas planned to be mapped this summer included coastlines in Gisborne, Bay of Plenty, Taranaki, Manawatū-Whanganui, Hawke's Bay, Wellington, Oamaru, Timaru, Dunedin, Southland, and Westland.

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A team of geologists coming from New Zealand, New Caledonia, Australia, the U.S., Denmark and Tasmania compiled a new geological map using a combination of rock samples recovered from the sea and ...