State-owned power company Genesis Energy has reported a full year loss of $136 million after writing down by $183 million the value of its Huntly power station.

Horizon Energy directors are recommending shareholders reject Marlborough Lines' partial takeover offer.

Air NZ chief executive Rob Fyfe has lashed out at dithering over cutting emissions, described climate talks as a 'bureaucratic circus'.

State owned coal company Solid Energy says its plan to build a lignite-to-urea plant in Southland can be viable, even at the upper end of carbon pricing.