Article View: aus.science
Article #971Re: Murray-Darling Basin
From: Peter Webb
Date: Wed, 10 Nov 2010 01:56
Date: Wed, 10 Nov 2010 01:56
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5016 bytes
"DonH" <donlhumphries@bigpond.com> wrote in message news:lngCo.1800$gM3.1736@viwinnwfe01.internal.bigpond.com... > "Peter Webb" <webbfamily@DIESPAMDIEoptusnet.com.au> wrote in message > news:4cd7c4ec$0$3033$afc38c87@news.optusnet.com.au... >>>> >>>> Putting aside these complete irrelevancies, do you concede that >>>> Australia exports 60% of its food production, and is the largest >>>> exporter of food per capita in the entire world? >>>> >>>> So that stuff you wrote about Australia having problems with food >>>> security are complete crap, right? >>>> >>>> >>> >>> # Alright, quote me ABS (Austn Bureau of Statistics) figures, and that >>> should settle the matter. >>> I'm more concerned with future of the river system, as such, but, >>> presumably food supply isn't an issue, as lack of output from >>> Murray-Darling can be compensated for elsewhere in Australia; or, by >>> reducing exports. >>> If the region gets lots of rain consistently henceforth, then why need >>> for irrigation at all? >> >> Its never got lots of rain consistently. If it wasn't irrigated it could >> be used only for livestock. >> >> >>> But the trouble is, we can't be sure; except that weather may become >>> (1) erratic, and (2) extreme - due to air pollution? >> >> The problem isn't climate change. The problem is that the annual rainfall >> in most of the basin is half or less that of Sydney and highly variable. >> That's always been true. Without irrigation, you could barely grow wheat, >> let alone oranges. >> >> >>> One thing's sure: if there's no river, there can be no irrigation. >>> Ban rice/cotton from the M-D area - move them north! >> >> We don't really have rice or cotton industries anymore. >> >>> >> > > # Alright. Then that leaves too many farmers, or some farms being too > big - either way, an unsustainable drain on the river. > Some savings in water can be effected by use of pipes, not open > channels, to stop evaporation; and use of drip-feeding of trees instead of > over-head sprinklers. > Farmers forced to leave the industry, apart from "buy-back", need to be > found other jobs, but the basic rule is - without Ecology there is no > Economy, ie. without a river there can be no irrigation, at all. > Man's Place in Nature has returned to haunt us; as Nature's Place in > Man's World collapses. > Humans think they can "conquer" Nature, but the most we can do is > manipulate it. As we are causal material beings in a naturalistic > context, we depend on Nature(however defined), but Nature does not depend > on us. Reduce the Murray-Darling to an arid dust-bowl by over-use, if you > will, Nature doesn't care. Nature is a vast machine, in which we are > expendable cogs - committing ecological suicide. > You are so full of shit. You keep saying that the world is heading for disaster. Its not. Whenever you try and justify this belief, you do so by writing things that are patently false. We are not committing ecological suicide; we (Australia) produce massively more food than we require, the world is not going to end tomorrow. In fact, the world is richer now in every way than it was 20, 50, 100 or 1,000 years ago, and there is absolutely no reason to believe that the world will not continue to improve. Have you been diagnosed with clinical depression?
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X-Google-Thread: fd648,39a8e6a43eeefcf5 X-Google-NewGroupId: yes X-Google-Attributes: giddb42311052,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news1.google.com!news1.google.com!border1.nntp.dca.giganews.com!border4.nntp.dca.giganews.com!border2.nntp.dca.giganews.com!nntp.giganews.com!news1.optus.net.au!optus!newsfeeder.syd.optusnet.com.au!news.optusnet.com.au!not-for-mail From: "Peter Webb" <webbfamily@DIESPAMDIEoptusnet.com.au> Newsgroups: aus.science References: <YPrqo.1068$Bv4.528@viwinnwfe01.internal.bigpond.com> <i8dp6n$hsh$2@speranza.aioe.org> <4caab149$0$8038$afc38c87@news.optusnet.com.au> <QHKqo.1111$hz6.468@viwinnwfe02.internal.bigpond.com> <4cb54820$0$13361$afc38c87@news.optusnet.com.au> <hlnto.277$iA3.43@viwinnwfe02.internal.bigpond.com> <4ccd015b$0$3032$afc38c87@news.optusnet.com.au> <n1hzo.1010$gM3.16@viwinnwfe01.internal.bigpond.com> <4cd7c4ec$0$3033$afc38c87@news.optusnet.com.au> <lngCo.1800$gM3.1736@viwinnwfe01.internal.bigpond.com> In-Reply-To: <lngCo.1800$gM3.1736@viwinnwfe01.internal.bigpond.com> Subject: Re: Murray-Darling Basin Date: Wed, 10 Nov 2010 12:56:18 +1100 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Windows Mail 6.0.6002.18197 X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6002.18263 Lines: 77 Message-ID: <4cd9fc01$0$25356$afc38c87@news.optusnet.com.au> NNTP-Posting-Host: 220.239.236.249 X-Trace: 1289354241 25356 220.239.236.249