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"Bill Wright" wrote in message ... : : "Jerry" wrote in message : ... : : "Bill Wright" wrote in message : ... : : Yes, free immigration has lead to the population rising to 70m : over the next : : few years, snip trolling racists crap : : The bit you snipped was where I said there's be race riots. What's racist : about saying that? Because it will not happen the way you suggest, your so called indigenous British population will fight each other for the scraps of food should severe famine hit the UK, race is irrelevant but closet resists like you Bill just can't understand that simple fact, if you were put in a position were you had to kill a *White* Anglo-Saxon person to stop your family starving you would do so - just like what happens in Africa or places like Haiti etc. : : Irrelevant, climate change could mean that the UK couldn't even : feed it's indigenous 1945 population level never mind it's 1970 : or 2007 population level. Kindly take you BNP style clap-trap : elsewhere. : So saying that the population will rise as a result of immigration is BNP : style clap-trap is it? Yes, in the context that you used it. |
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Kennedy McEwen wrote:
In article , Norman Wells writes Kennedy McEwen wrote: In article , Java Jive writes Unless it's fed by gravity, like the Chatsworth one that was mentioned, and does not use mains water that is thereby wasted, which instead you could have drunk or used to shower, it is, as you say, not strictly necessary, and is consuming CO2. Isn't consuming CO2 meant to be a GOOD THING? ;-) We need more consumption of CO2! Carbon Capture is the way to go and it is the ONLY way that Britain will make a significant difference. No, sadly, it just joins the list of other things where Britain can make no difference whatsoever. Nope. Atmospheric extraction and carbon capture is an area where the UK could make a significant impact. Atmospheric extraction is totally unfeasible. Have you _any_ idea how big the atmosphere is, and how small in comparison any man-made extractor would be? How many would we need do you think? And wouldn't it be better to use trees as we always have? The atmosphere tends to have a habit of circulating on a global scale, so our small geographic area eventually accesses all of the planet's atmosphere. Indeed, any atmospheric extraction plant in any country would be insignificantly smaller than the UK, so our limited size is not an issue. The UK has extracted so much of its underground resources that there are many suitable voids for the indefinite storage of liquid and solid carbon deposits. However, any small country could, with the right technology, investment and political will (which is the most likely barrier in the UK), punch well above its weight with carbon capture. Indeed, with the appropriate carbon trading agreements in place, it could be as profitable a business as any currently vomiting CO2 across the planet. Sadly, no it won't. |
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The Natural Philosopher wrote:
Norman Wells wrote: Java Jive wrote: On Wed, 16 Sep 2009 22:50:02 +0100, "Norman Wells" wrote: Well, I'm terribly sorry about that, but the point I was replying to was: 60 million people doing anything would easily have a big effect. and that's what I dealt with. That's fair enough The possibility of a global agreement, when China, India and the USA don't seem in the least inclined to join in, seems pretty remote. If they don't agree swingeing cuts and implement them, anything we do in Britain is totally irrelevant, so it's pointless trying, and paying a high price for doing so. It's like volunteering to starve ten years before anyone else sees the need. And my point is that if everone takes that attitude, we're doomed, because no agreement will ever be reached if everyone is saying: "No, you must jump first!" Absolutely. But Britain jumping first will have no effect at all. That's my point. We're as significant in that respect as the Cayman Islands or Tuvalu. WE can set an example that it can be done. And we know it SHOULD be done. Not if it serves no purpose. |
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The Natural Philosopher wrote:
Norman Wells wrote: Kennedy McEwen wrote: In article , Java Jive writes Unless it's fed by gravity, like the Chatsworth one that was mentioned, and does not use mains water that is thereby wasted, which instead you could have drunk or used to shower, it is, as you say, not strictly necessary, and is consuming CO2. Isn't consuming CO2 meant to be a GOOD THING? ;-) We need more consumption of CO2! Carbon Capture is the way to go and it is the ONLY way that Britain will make a significant difference. No, sadly, it just joins the list of other things where Britain can make no difference whatsoever. When will people realise just how insignificant and impotent we are in a global context? Actually, we are not. I think we rank about tenth in therms of GDP. We still produce just 1.7% of the world's CO2. What difference would it make if the UK were to sink without trace tonight? By how many seconds do you think it would delay global catastrophe? |
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Java Jive wrote:
On Thu, 17 Sep 2009 00:35:47 +0100 (BST), "Dave Liquorice" wrote: 1GW, enough for two big cities it says and it will have been doing it for 39 years when it finally closes. But how much energy did it take to build it? How much to mine the ore, refine it (these in another country, so it doesn't appear in our carbon account), ship it to the UK, maybe process it some more, 'burn' it, make the waste safe for transport, transport it, process it, and store it INDEFINITELY into the future, for we will be expending energy looking after and containing nuclear waste long after the sites that produced it have been decommissioned. How much energy will it take entirely to decommission the plant safely at the end of its working life? By the time you've added up that lot, just how much 'net' energy will the plant have produced? About 1%-3% of the energy it produces, typically. Is what is used by it to produce the actual structure and take it down afterwards. Somewhat better than a windmill. The data you need is all in David Mackay's excellent and very unbiased (he is a committed greenie, but with the ability to think and do sums as well) book, and website www.withouthotair.com If any? A recent BBC programmes about Windscale/Sellafield cast doubt on how much energy it ever produced. They are actually designed with rushed production of weapons grade plutonium in mind. Power generation was a bit of a smokescreen. A handy politically acceptable by-product if you like. After all the damned piles WERE producing a lot of heat, as part of the desired nuclear reactins., and needed cooling, so it made sense to strap a boiler and a turbine on the back, and do something with it. After all, it was primarily built as a source of weapons-grade plutonium, not to supply electricity, which was just a public cover story, and the programme stated that it was sometimes drawing power from the grid rather than supplying power to it! Exactly. Historically intersting, but in no way relevant to modern plants designed to produce power safely and economically, and be dismantles safely and economically afterwards. A recent BBC programme about Dounreay revealed that its decommissioning employs as many people as it ever did when it was operational. This inevitably means that it will produce incidental CO2 until decommissioning ends in 2025, even though it hasn't been operational since 1994. Indeed. An early set that wasn't designed to be taken apart in the sort of Elfin Safety regime that would have had post war technologists sputtering their coffee all over their slide rules. And that's not even to mention environmental radio-active hazards ... Which are, frank;ly, alomost non existent. A school-friend's family had to pour all their milk into the sea during the incident at the then Windscale plant. Says who? http://en.wikipedia.org/wiki/Windscale_fire There are Welsh farmers still unable to sell their lamb after Chernobyl: http://www.walesonline.co.uk/news/wa...1466-20822842/ The same BBC programme revealed (newly to me, at least) that there are heavy particles washing along the coast from Dounreay: Ther are heavy particles washing along the Channel and bristol channel from Dartmoor and Exmoor.. natural radon is the greatest source of radioactive related deaths in the country, by IIRC a factor of several thousand over the nuclear industry. http://www.iop.org/EJ/article/0952-4...b-754751b7c89c And, don't forget, every spillage, leak, incident, or whatever, whether it be major like Chernobyl and Three Mile Island, or the more frequent lesser problems, besides the instantly alarming concerns about radio-activity, have an associated energetic cost in cleanup operations, etc. Trivial ion compariso=n to the power generated, and arguably about a 1000 times more diligent than the actual facts say is necessary. The really big windmills are 2MW so you need 1500 "jumbo jets on a stick" spread out over the country to have even a hope in hell of matching this one nuke station. It is certainly true that wind has its own problems, the chief of which are that most of the population do not choose to live where most of the wind is, the number of windfarms that are required to be built in an impossibly short time, and the only commercial manufacturer in the UK has just closed. However, planning permission aside, a windfarm has a much smaller lead time, and a much smaller initial CO2 outlay to recover. We need to use as much wind as we can, but it clearly won't be sufficient on its own. WE don't need to use any wind. Its an appalingly inefficient way to generate usable power. It has no real justification beyond seeming to the naive, to be a green solution to a real problem. In reality its no solution at all, but it gets the greenies of peoples backs whilst they work on real solutions. |
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The Natural Philosopher wrote:
[email protected] wrote: "Max Demian" wrote in message ... "Owain" wrote in message ... On 16 Sep, 23:42, "Max Demian" wrote: Energy is neither created nor destroyed Only according to classical physics. Except in nuclear power stations and in stars. ;) And springs and batteries and everything else that stores energy. (Not that you can measure the differences in mass.) Surely if you're storing energy you're not creating or destroying it? Maybe, but it violates the conservation of mass. You can store energy without converting it to mass. Chemical (batteries), and mechanical (springs) methods store energy without converting it to mass. Oh, but they DO. Did you go to school? Its a very very very small change though. We calculated the difference in weight between a discharged and charged lithium batery. Much less than a microgram IIRC. You calculated it _assuming_ that energy was converted into mass, which in fact it isn't. Had you _measured_ it and found that the mass increased on charging and decreased on discharging, then you'd be on to something, probably a Nobel prize. |
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On Sep 17, 2:36*pm, "Bill Wright"
wrote: "Jerry" wrote in message ... "Bill Wright" wrote in message ... : Yes, free immigration has lead to the population rising to 70m over the next : few years, snip trolling racists crap The bit you snipped was where I said there's be race riots. What's racist about saying that? It's just Jerry saying he hasn't got a cogent argument against someone he disagrees with. MBQ |
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"Man at B&Q" wrote in message ... snip more trolling from MBQ |
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On 16 Sep, 21:45, Owain wrote:
On 16 Sep, 21:14, Java Jive wrote: But if, following your bad example, we say to the Chinese: "You are producing too much CO2!" they will just say to us: "Per capita, you produce twice as much as us! *Don't lecture to us at least until you've taken your own population in hand!" Or "stop buying stuff from us, because the emissions from our factories are actually your emissions but displaced" Owain Wise words. Mary |
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Paul Ratcliffe wrote:
On Thu, 17 Sep 2009 10:22:00 +0100, brightside S9 wrote: But the population is rising at an unsustainable rate anyway. That's the really fundamental problem we have and very few people seem to be addressing it. Influential people are needed to sell that, maybe maybe http://news.bbc.co.uk/1/hi/uk/7996230.stm is a start. We either do it voluntarily, or the planet will do it for us or cause us to do it to ourselves. The first signs of the planet doing it are in evidence now. It wouldn't take much for there to be global war once the first real wobble occurs. The financial system will go first (like it nearly did last year) and once that has gone everything else goes downhill rapidly. Lots of people will die though starvation or being killed by someone else in competition for resources. Yes. 'Limits to Growth' was written in the 60's. We managed to find more oil.,, better medicines, better farming, so we staved off its dire predictions for 40 years. This led many to say we could stave them off forever. As the falling optimist said 'I haven't hit anything yet, what's the problem?' Its my considered opinion that we did hit something. The end of growth as we know it, and it nearly crashed the worlds financial systenm. Now we are trying to restart growth, but it cannot happen - teh next phase of this crisis I had expected to materialise about now, but the signs are its delayed somewhat, and may hit sometime next year. |
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