Stew Hamilton

Mercury Energy is investigating the cause of a fire at one of its wind turbines on the Tararua Range near Palmerston North.

The fire, which set plumes of smoke into the sky near Aokautere, was left… Audio

A deal has been reached that means the Tiwai Point aluminium smelter will remain open for another three years. It was announed in July last year that Rio Tinto, which owns the mine, was winding down… Audio

Mining giant Rio Tinto says it's winding down its aluminium smelter at Tiwai Point. Kathryn talks to Stew Hamilton, the smelter's general manager and RNZ's business reporter Andrew McRae. Audio

Southlanders are embracing a new direct jet flight connecting them to Auckland with more than 46,000 seats already sold.

The inaugural Auckland - Invercargill flight was heralded as a game changer… Audio

Tiwai Point Aluminium smelter's owners Rio Tinto are undertaking a review of the plant's future which will include investigating closure following losses over the past year and what it says are high… Audio