If it's developed, the Tariki underground gas storage facility would take coal out of the electricity system at a fraction of the cost of Project Onslow.
The government's focus on flood insurance intervention rather than action to adapt to climate change is costly, back-to-front thinking says the Insurance Council.
There's limited work under way on carbon capture technology, but some think it's time to look at it again.
NZ's carbon price is near the bottom of what the World Bank thinks is needed to meet climate change goals.