Three policy options for greenhouse gas abatement in the predominantly grazing systems of Western Australia are analysed. The two taxation policies (a tax on total emissions, and a tax on methane emissions only) are only effective at extreme tax rates ($85/t CO2 equivalents)where farming systems...

The results of this analysis show that a long-term tree crop plantation is effective at reducing carbon emissions from a predominantly grazing farming system. However, if the plantations are destumped, much of the carbon will be returned to the atmosphere in time, in which case benefits are...