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At least we have water to sail on...

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Created by Wineman > 9 months ago, 6 Sep 2008
Wineman
NSW, 1412 posts
6 Sep 2008 7:19PM
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OK.

I'm gonna stop wingeing about the cold (13 deg & blowing today) & lack of wind (when I can get out).
At least we've got water...
(a) to drink
(b) to sail on

Hope you guys in S.A. get some water soooon

From SMH today + photo of dead turtle
Death Stalks on a parched lake shore

ON THE shores of the beautiful but beleaguered Lake Bonney - where the turtles have started dying as the water retreats, stagnates and grows increasingly salty - live sceptics of man-made climate change.

Robyn O'Dea, who runs the newsagency in Barmera, the South Australian Riverland's town on the edge of the lake, is one.

"I think we are more in a cyclical thing," she says of the conditions that have left the Murray-Darling Basin parched in recent years.

Professor Garnaut has warned that without action against climate change, temperature rises are likely to greatly exceed that range and leave the Murray-Darling Basin an apocalyptic wasteland by 2100.

But while he is calling for urgent action to cut carbon emissions, Mrs O'Dea believes the Federal Government should be putting much more money and energy into buying back water for the environment if it wants to save Lake Bonney. Otherwise it will be dead long before 2100, she fears.

The natural lake - a major tourist attraction - was cut off from the Murray River a year ago to save water for irrigation and human consumption. Its normal surface area of 1700 hectares loses 29,000 megalitres of water a year to evaporation.

The move has already seen the shoreline of the lake retreat by up to 200 metres in places, and its salinity more than double, Mrs O'Dea says.

Among the creatures that live in Lake Bonney are broad-shelled turtles, which have been declared threatened in South Australia. Before their winter hibernation this year, unusual numbers were found dead or sick.

The aquatic vegetation and crustaceans the turtles feed on have been decimated, Mrs O'Dea says. "We have set up a turtle hospital and are expecting to deal with hundreds and hundreds of turtles … dead and sick."

Big Murray cod - listed as vulnerable by the Federal Government - have also been washing up on the shores in increasing numbers.

"We need to get an environmental flow into the lake," Mrs O'Dea says. "All the aquatic life is stressed.

"I am a climate-change sceptic. I believe politicians are brainwashing the public into believing in climate change to shift the blame off of their mismanagement of our water resources. My biggest fear is that the politicians will continue to use climate change as an excuse to not do enough about water over-allocation. The easiest thing will be for them to sacrifice environmental sites across the Murray-Darling Basin."

Sites like Lake Bonney.

choco
SA, 4034 posts
6 Sep 2008 8:47PM
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It's abit sad seeing the lake slowly drying up but there is still plenty of water and with some luck they may even let some fresh water back into it within the next couple of months,
if they don't when summer comes around there will be a massive fish kill from the high salt levels at present it's around 15,000 ec units.






pierrec45
NSW, 2005 posts
6 Sep 2008 11:23PM
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Damn this is all sad.

I remember "prominent scientists" in the 80s claiming no hole in the ozone, no global warming, no climate changes. In particular, the hole in the ozone layer was mainly affecting Australia and being denied as a freak thing or bad measurements by those scientists.

Those were usually fronts for large companies. I clearly remember a major spokesperson against all this was chief scientist... at Dow - talk about rounding up sardines to man the fishing fleet... Those were often large US companies, and US "scientists" of course, ever against Kyoto and forever delaying any actions.

Anyhow, now that we know better, those should be dug up from their mansions or whever they are, put against the wall and shot.

Mobydisc
NSW, 9029 posts
6 Sep 2008 11:31PM
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The woman in the article nailed it.

Global warming is blamed for greed and inaction. Temperature changes have nothing to do with over allocation and over use of a finite resource. It could be raining cats and dogs up in the New England and other areas of the catchment. Bugger all will make it to SA as its allocated to all and sundry along the way. The government needs to buy up the water allocations and when it does rain, let a bit of it flow through to the river mouth.

The inland rivers of Australia have always had variable river flow. Early white explorers on the Australian inland noted that many of the rivers were stagnant and salty. The problem is any water coming down in floods, and we have recently had inland floods, is diverted and used long before it gets to the Goolwa.



choco
SA, 4034 posts
7 Sep 2008 9:46AM
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Mobydisc said...

The woman in the article nailed it.

Global warming is blamed for greed and inaction. Temperature changes have nothing to do with over allocation and over use of a finite resource. It could be raining cats and dogs up in the New England and other areas of the catchment. Bugger all will make it to SA as its allocated to all and sundry along the way. The government needs to buy up the water allocations and when it does rain, let a bit of it flow through to the river mouth.

The inland rivers of Australia have always had variable river flow. Early white explorers on the Australian inland noted that many of the rivers were stagnant and salty. The problem is any water coming down in floods, and we have recently had inland floods, is diverted and used long before it gets to the Goolwa.






In the past the river could handle dry periods but in the last 15 years Large Super Fund investment companies have purchased "sleeper water" and planted thousands of hectares.(Sleeper water is allocation that existed but was never used by farmers).
The row lenght of the plantings vines/almonds etc are so long that they disappear over the horizon when they turn their pumps on the river flows backwards(i have seen it)


Mobydisc
NSW, 9029 posts
7 Sep 2008 11:11AM
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Yup.

So whenever a politician starts talking about global warming, its usually code for 'special interest groups' to make heaps of money at everyone else's and the environment's expense, and then throw up your hands in despair at the big boogy man we can't stop.

Bayblaster
VIC, 122 posts
7 Sep 2008 11:41AM
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Mobydisc said...

Yup.

So whenever a politician starts talking about global warming, its usually code for 'special interest groups' to make heaps of money at everyone else's and the environment's expense, and then throw up your hands in despair at the big boogy man we can't stop.




I agree, whenever they start talking you can tell another self commissioned enquiry with a pre determined outcome is on the way. What a great way to spend tax payers money. I heard all the experts who passed the Tasmanian Pulp mill's environmental impact study were given high paying consultancy positions with the government.

555
892 posts
7 Sep 2008 10:26AM
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Do trees normally grow in the middle of lakes?

Or do all those tree stumps suggest that was lake not long ago was once dry land sometime before that? (and for quite a long time from the size of the stumps)

Just a thought..

Sailhack
VIC, 5000 posts
7 Sep 2008 3:08PM
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555 said...

Do trees normally grow in the middle of lakes?

Or do all those tree stumps suggest that was lake not long ago was once dry land sometime before that? (and for quite a long time from the size of the stumps)

Just a thought..


Good observation!
An old fella was telling me a while back "I don't know what all this fuss is about, I lived through the 1940's drought, people were walking off their properties, seasons aren't just yearly, they happen over decades, and centuries!"

SA would have more water if the NSW farmers weren't pillaging the Murray River! (now that's gunna get me in trouble!) What happened to all that flood water that was supposed to flow through to the mouth months ago? I guess its all sitting in dams up north?!? Personally, I think the state gov'ts should've given the Murray River rights to the Feds, instead of each state trying to hold on to as much water as they can. This isn't good for the ecosystem......rivers need to flow!

choco
SA, 4034 posts
7 Sep 2008 4:09PM
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555 said...

Do trees normally grow in the middle of lakes?

Or do all those tree stumps suggest that was lake not long ago was once dry land sometime before that? (and for quite a long time from the size of the stumps)

Just a thought..



The Lake had a natural pool level but when they put in the lock system on the river the level of the water became higher and inturn drowned all the trees that were once on the original shoreline(the irony is if the locks weren't built the river system would now be dry).The trees and stumps are only found around the shoreline in certain areas of the lake otherwise it's a great safe place for all water activities and you can sail in any wind direction

bubs
SA, 924 posts
7 Sep 2008 5:20PM
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How about Goolwa here in SA. The water levels are so low that boat marinas and everything are shutting down. Theres now so little water that the so called "fresh water" is more salty/acidic than sea water. The just need to open tha barrage i rekcon. Heres a few pics of the area:











Cheers
Bubs



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"At least we have water to sail on..." started by Wineman