"Using a hammer when a screwdriver would do."  That's what one relevant player is saying about the government's wide-ranging review of the country's emissions trading scheme. Tamata Hauha, which represents many Māori landowners in the forestry sector, says the review is bad news for its sector and not great news for pretty much anyone else. The company believes that the ETS as it currently exists is perfectly fit for purpose. Blair Jamieson, Tamata Hauha's chief executive, spoke with Corin Dann.