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uk.sci.weather (UK Weather) (uk.sci.weather) For the discussion of daily weather events, chiefly affecting the UK and adjacent parts of Europe, both past and predicted. The discussion is open to all, but contributions on a practical scientific level are encouraged. |
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#1
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Hello all,
This is my first ever post here (thanks to Philip Eden for the link). Without getting into the debate about Israel / Lebanon / Oil etc, here are my thoughts on global warming and renewable energy. If for the purpose of this discussion, we accept that global warming has taken place and is attributable to man because of the burning of fossil fuels, the two questions are; Q1. How do we first stop it getting any worse? Q2. If, and how do we reverse it? A1. Install solar panels & a mini wind turbine on each and every home in the UK, Europe, United States, Rest of the World etc, connect them all to a local storage unit and a national grid to store any unused energy for a later date when the sun doesn't shine or the wind doesn't blow. Now most families can't afford the initial outlay for the equipment, the energy companies aren't interested because they don't think there is any money to be made, and last of all the government will loose income from taxes such as the climate levy. We can also make use of tidal flows and wave power. It doesn't have to be like this. If the energy companies paid for the equipment using subsidies from the governments, then leased the equipment to home owners in the form of rental income, they could still get their monthly charge of say £30-£40 per household. A2 We need to find a way of re-locking carbon back into rocks etc, just like the process of converting wood into coal over millions of years, but speeded up. We can either start planting lots of slow growing trees like oak (not such a bad thing), which will continue taking carbon out of the atmosphere for hundreds of years, or we can find ways of speeding up the process and burring the carbon deep underground. I would be interested to here anyone thoughts on the above. Regards, |
#2
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Bonos Ego wrote:
Hello all, This is my first ever post here (thanks to Philip Eden for the link). Without getting into the debate about Israel / Lebanon / Oil etc, here are my thoughts on global warming and renewable energy. If for the purpose of this discussion, we accept that global warming has taken place and is attributable to man because of the burning of fossil fuels, the two questions are; Q1. How do we first stop it getting any worse? Q2. If, and how do we reverse it? A1. Install solar panels & a mini wind turbine on each and every home in the UK, Europe, United States, Rest of the World etc, connect them all to a local storage unit and a national grid to store any unused energy for a later date when the sun doesn't shine or the wind doesn't blow. Now most families can't afford the initial outlay for the equipment, the energy companies aren't interested because they don't think there is any money to be made, and last of all the government will loose income from taxes such as the climate levy. We can also make use of tidal flows and wave power. It doesn't have to be like this. If the energy companies paid for the equipment using subsidies from the governments, then leased the equipment to home owners in the form of rental income, they could still get their monthly charge of say £30-£40 per household. snip I've got the scope here for wind (plenty of turbine room), solar (south facing roof) and solar water heating - I just can't afford the install costs. |
#3
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![]() "Bonos Ego" wrote in message oups.com... Hello all, This is my first ever post here (thanks to Philip Eden for the link). Without getting into the debate about Israel / Lebanon / Oil etc, here are my thoughts on global warming and renewable energy. If for the purpose of this discussion, we accept that global warming has taken place and is attributable to man because of the burning of fossil fuels, the two questions are; Q1. How do we first stop it getting any worse? Q2. If, and how do we reverse it? A1. Install solar panels & a mini wind turbine on each and every home in the UK, Europe, United States, Rest of the World etc, connect them all to a local storage unit and a national grid to store any unused energy for a later date when the sun doesn't shine or the wind doesn't blow. Now most families can't afford the initial outlay for the equipment, the energy companies aren't interested because they don't think there is any money to be made, and last of all the government will loose income from taxes such as the climate levy. We can also make use of tidal flows and wave power. It doesn't have to be like this. If the energy companies paid for the equipment using subsidies from the governments, then leased the equipment to home owners in the form of rental income, they could still get their monthly charge of say £30-£40 per household. A2 We need to find a way of re-locking carbon back into rocks etc, just like the process of converting wood into coal over millions of years, but speeded up. We can either start planting lots of slow growing trees like oak (not such a bad thing), which will continue taking carbon out of the atmosphere for hundreds of years, or we can find ways of speeding up the process and burring the carbon deep underground. I would be interested to here anyone thoughts on the above. Regards, The National grid is AC current and as far as I know you can't store ac current like you can DC i.e a battery. I suppose if water driven turbines like Tesla's design at Niagra falls -you could use the extra electrical energy to pump water back up to reservoirs to use gravity to bring it back through the turbine driven polyphase generators when needed. But as I said it's difficult to store AC. Anyone know better? |
#4
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![]() "Bonos Ego" wrote in message oups.com... Hello all, This is my first ever post here (thanks to Philip Eden for the link). Without getting into the debate about Israel / Lebanon / Oil etc, here are my thoughts on global warming and renewable energy. If for the purpose of this discussion, we accept that global warming has taken place and is attributable to man because of the burning of fossil fuels, the two questions are; Q1. How do we first stop it getting any worse? Q2. If, and how do we reverse it? A1. Install solar panels & a mini wind turbine on each and every home in the UK, Europe, United States, Rest of the World etc, connect them all to a local storage unit and a national grid to store any unused energy for a later date when the sun doesn't shine or the wind doesn't blow. Now most families can't afford the initial outlay for the equipment, the energy companies aren't interested because they don't think there is any money to be made, and last of all the government will loose income from taxes such as the climate levy. We can also make use of tidal flows and wave power. It doesn't have to be like this. If the energy companies paid for the equipment using subsidies from the governments, then leased the equipment to home owners in the form of rental income, they could still get their monthly charge of say £30-£40 per household. A2 We need to find a way of re-locking carbon back into rocks etc, just like the process of converting wood into coal over millions of years, but speeded up. We can either start planting lots of slow growing trees like oak (not such a bad thing), which will continue taking carbon out of the atmosphere for hundreds of years, or we can find ways of speeding up the process and burring the carbon deep underground. I would be interested to here anyone thoughts on the above. Regards, Lets assume that the predominant winds in the UK still come from the west in the future, and banks of wind turbans are placed all down the western side of the UK. Well those on the Eastern side will lose their wind thus making it nigh on impossible to dry ones washing on a cloudy day. What do they do? They use the tumble dryer of course. A bit self defeating really |
#5
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Lawrence Jenkins wrote:
"Bonos Ego" wrote in message oups.com... Hello all, snipRegards, The National grid is AC current and as far as I know you can't store ac current like you can DC i.e a battery. I suppose if water driven turbines like Tesla's design at Niagra falls -you could use the extra electrical energy to pump water back up to reservoirs to use gravity to bring it back through the turbine driven polyphase generators when needed. But as I said it's difficult to store AC. Anyone know better? That's the Holy Grail of renewables - at the moment the best we get is huge rechargables (football pitch sized!) that can only supply (via inverters) a backup service: http://www.abb.com/cawp/seitp202/8C9...F002F2DB1.aspx |
#6
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![]() "Bonos Ego" wrote in message oups.com... Hello all, This is my first ever post here (thanks to Philip Eden for the link). Without getting into the debate about Israel / Lebanon / Oil etc, here are my thoughts on global warming and renewable energy. If for the purpose of this discussion, we accept that global warming has taken place and is attributable to man because of the burning of fossil fuels, the two questions are; Q1. How do we first stop it getting any worse? Q2. If, and how do we reverse it? A1: We all start to accept that the responsibility for reducing emissions lies with each and every one of us so we all collectively make an effort to take a look at our own lifestyles and see how we can cut down our own carbon footprint instead of blaming other people/living in denial/expecting the government to do something. Some possible ideas include: 1. install solar/wind/biomass systems (expensive). 2. make our homes energy efficient (double glazing, cavity wall insulation, loft insulation etc). 3. subscribe to a renewable electricity company. 4. try to replace car journeys with other less polluting forms of transport. 5. if you need a car, try to get the most efficient one that is practical for your needs. 5. buy locally produced food in season where possible 6. don't live 50+ miles from work/send children to school 10 miles away when there is a perfectly adequete one nearby*. 7. don't have the central heating up to ridiculously high levels just so you can wear short sleeves in the middle of January. 8. try to cut down on air travel. *I appreciate that in certain circumstances this is not always possible. A2: You can't. CO2 released into the atmosphere will be around for decades to come so we cannot reverse global warming, but we may be able to reduce the magnitude of it. Adam |
#7
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![]() Adam Lea wrote: A1: We all start to accept that the responsibility for reducing emissions lies with each and every one of us so we all collectively make an effort to take a look at our own lifestyles and see how we can cut down our own carbon footprint instead of blaming other people/living in denial/expecting the government to do something. Some possible ideas include: 1. install solar/wind/biomass systems (expensive). 2. make our homes energy efficient (double glazing, cavity wall insulation, loft insulation etc). 3. subscribe to a renewable electricity company. 4. try to replace car journeys with other less polluting forms of transport. 5. if you need a car, try to get the most efficient one that is practical for your needs. 5. buy locally produced food in season where possible 6. don't live 50+ miles from work/send children to school 10 miles away when there is a perfectly adequete one nearby*. 7. don't have the central heating up to ridiculously high levels just so you can wear short sleeves in the middle of January. 8. try to cut down on air travel. *I appreciate that in certain circumstances this is not always possible. A2: You can't. CO2 released into the atmosphere will be around for decades to come so we cannot reverse global warming, but we may be able to reduce the magnitude of it. Adam Nobody will cut down on anything while they can still afford it except things like fags, where there is some self-interest. The answer is therefore very simple - increase the price of petrol (double it, say) along with increases in price of all other energy that produces CO2 either in its consumption or production. Introduce a very heavy tax on aircraft fuel. (There is none at present). We, and the economy in general, would be forced to work out new ways of doing things involving less transport. Nothing remotely approaching this will be even contemplated because we'd all scream and scream and stamp our foot à la Violet Elizabeth Bott. Fortunately I shall be dead before any of this gets at all serious. (age 63). Tudor Hughes, Warlingham, Surrey. |
#8
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Felly sgrifennodd Tudor Hughes :
Nobody will cut down on anything while they can still afford it except things like fags, where there is some self-interest. That's not true. CFCs in aerosols died a death because people stopped buying them, not because of the price, but because they had been well informed of the damage they did. Governments followed public opinion and banned them. There are plenty of us (well, at least me and Will) who are actively doing things to reduce our carbon emissions. However, I don't disagree with your proposed measures regarding those among us who are less responsible, particularly: Introduce a very heavy tax on aircraft fuel. (There is none at present). Why on earth can't we find a way to reach an international agreement on this? Maybe it's those Americans again... [insert half-tongue-in-cheek emoticon here, whatever that is] Adrian -- Adrian Shaw ais@ Adran Cyfrifiadureg, Prifysgol Cymru, aber. Aberystwyth, Ceredigion, Cymru ac. http://users.aber.ac.uk/ais/weather/ uk |
#9
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![]() Adrian D. Shaw wrote: Felly sgrifennodd Tudor Hughes : Nobody will cut down on anything while they can still afford it except things like fags, where there is some self-interest. That's not true. CFCs in aerosols died a death because people stopped buying them, not because of the price, but because they had been well informed of the damage they did. Governments followed public opinion and banned them. There are plenty of us (well, at least me and Will) who are actively doing things to reduce our carbon emissions. However, I don't disagree with your proposed measures regarding those among us who are less responsible, particularly: Introduce a very heavy tax on aircraft fuel. (There is none at present). Why on earth can't we find a way to reach an international agreement on this? Maybe it's those Americans again... [insert half-tongue-in-cheek emoticon here, whatever that is] Adrian -- Adrian Shaw ais@ Adran Cyfrifiadureg, Prifysgol Cymru, aber. Aberystwyth, Ceredigion, Cymru ac. http://users.aber.ac.uk/ais/weather/ uk I think you are wrong about CFC's. People bought fridges and used aerosols for everything under the sun regardless of which gas they used. CFC's and a few other compounds were phased out by the Montreal Protocol of 1987 abd their production is now banned in most countries. Prior to that there was no choice as to whether you bought a CFC or non-CFC fridge or spray - they all used CFC's. Now they all use something else. This, unlike (say) CAMRA, was not a consumer revolution. The Government simply banned CFC's, as they were required to, and people have barely noticed. Tudor Hughes, Warlingham, Surrey. |
#10
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![]() " cupra" wrote in message ... Lawrence Jenkins wrote: "Bonos Ego" wrote in message oups.com... Hello all, snipRegards, The National grid is AC current and as far as I know you can't store ac current like you can DC i.e a battery. I suppose if water driven turbines like Tesla's design at Niagra falls -you could use the extra electrical energy to pump water back up to reservoirs to use gravity to bring it back through the turbine driven polyphase generators when needed. But as I said it's difficult to store AC. Anyone know better? That's the Holy Grail of renewables - at the moment the best we get is huge rechargables (football pitch sized!) that can only supply (via inverters) a backup service: http://www.abb.com/cawp/seitp202/8C9...F002F2DB1.aspx Bloody hell Cupra, that is some battery! That would jump start the planet. |
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