As New Zealand charts its course toward a low-emissions economy, the quality of energy-sector and multi-sector modelling is becoming increasingly important. This paper outlines why models are useful for answering complex questions, provides a stocktake of energy-sector and multi-sector models...

New Zealand faces the challenge of using our land in ways that are not only resilient to future pressures and sustain our rural communities but also enhance our natural environment. For the public and private sectors to make robust land-use decisions under uncertainty, high-quality modelling...

About 50% of New Zealand's greenhouse gases are not carbon dioxide, being mostly methane and nitrous oxide. Consequently the exchange rates between different gases - that is their CO2 equivalence - could have significant effects on the cost to New Zealand of meeting international emissions...