New Zealand's North Island features a number of geothermal systems, several of which are used to generate some 1,000 ...

The invasive seaweed caulerpa has been found in a new location in the Bay of Islands, sparking fears it could spread quickly through boating hubs around Paihia and Russell.

The next steps in replacing the Interislanders are set to be revealed, more than 15 months after the coalition scrapped Labour's plan.