To pacify industry objections the additional 450 gigalitres
will not be recovered by paying farmers the market rate for their water entitlements.
In the case of the Murray, this has seen dam releases of up to 500 gigalitres
at a time to replicate the sudden excesses of unregulated history.
The identical average price for high-reliability entitlements in 2007-08 (which was a very dry year with a traded volume of 770 gigalitres
) and in 2011-12 (which was a wet year with a traded volume of 1,219 gigalitres
) shows that the price of traded water access entitlements does not reflect seasonal fluctuations of water availability or the volume of traded water access entitlements.
'At least 1000 gigalitres
(GL) is required to fill the Lower Lakes before any water flows over the barrages into the Coorong,' he says.
The production of all these appliances used up 62 gigalitres
of water and created 4.6 megatonnes of greenhouse pollution.
In May, Western Australia's Water Corporation called for expressions of interest for a second desalination plant to deliver 45 gigalitres
(GL) to Perth's water supply by 2011, with the capacity to deliver 100 GL later on.
adoption of strong socio-economic criteria for all projects that could contribute to the 450 gigalitres
of additional water recovery above the Plans 2,750 target
'These two schemes combined will replace potable water with 26-30 gigalitres
of recycled street stormwater per year.
Currently the Murray River is continuing to degrade and the science is clear that we need an additional 1,500 gigalitres
of water per year over ten years to have a moderate chance of restoring it to health.
"Much work has gone into getting here, including drilling 120 exploration bores, resulting in 35 production bores suitable for irrigation, delivering an additional four gigalitres
of water to the irrigation district - providing investors with confidence in a sustainable water resource.
It will also produce 5.5 gigalitres
of water per year--enough for 34 000 people--2 gigalitres
of which will be supplied free to Port Augusta during the first two years of trialling the design.
Banners and t-shirts asking for 1500 gigalitres
to save the Murray and, of course, a good feed of fish drew in bystanders many of whom showed their support.