for anything to be of benefit, it must have a long term future
it must therefore be sustainable
the soild salinity and the drought have demonstrated that what we have done for over 100 years is not sustainable and must change
long term gain - that's why governments are not businesses - if they were, they would make sure we get bumper crops for a while then walk away and go somewhere else when that area is exhausted.
that is the business model and it is why multinationals move from country to country to maximise profits
