ocean conditions are changing due to Rapid Global Climate Shift

Discussion in 'All Things Boats & Boating' started by Boston, Jan 10, 2011.

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  1. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    Bloomberg News -- Climate Change Pits Sioux [a Native American tribe] Against Barges for Scarce Water
     
  2. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    The Age (AU) -- Tiny solution for climate change shown to be a big waste of money
     
  3. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

  4. powerabout
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    powerabout Senior Member

    you have to ask retired scientists what they think, then they have their pensions and no longer reliant on toeing the line
    Its a bit like asking a EU politician if the EU is good or should be disbanded
     
  5. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

  6. powerabout
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    powerabout Senior Member

    thats what the US is doing with its debt problem which will have far reaching and longer term consequences versus supposition of what might happen in the future re climate.
     
  7. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    For reference, the total 2011 Gross World Product was around US$69.11 trillion
    USA nominal GDP for 2011 is over US$15 trillion
    US Public Dept is about US$11 trillion as of July 2012

    The Guardian -- Climate change is already damaging global economy, report finds
     
  8. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    Climate Funds Update.org -- Estimating the costs of climate change
     

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  9. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    National Resources Defense Council (NRDC) -- New study (part I of II): Feds underestimate costs of carbon pollution, low-balling climate change's impact on our children and grandchildren

    http://switchboard.nrdc.org/blogs/ljohnson/co2pollutioncost_part2.html
    Warning: very geeky
     
  10. rwatson
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    rwatson Senior Member

    Bugger !!!! :(

    "The process works because iron is a nutrient plankton needs in order to grow. When they die, some sink so deep the carbon dioxide they harvest from the atmosphere is removed from the Earth's carbon cycle for over 100 years.

    But Mr Harrison's work shows fertilising a square kilometre of the Southern Ocean would only store about 10 kilograms of carbon dioxide - about as much as a car would emit from burning four litres of petrol."
     
  11. Frosty

    Frosty Previous Member

    Lets think about that for a minute.


    4 liters of petrol burned in a car turns it into 10 Kilo of carbon dioxide?

    Does that sound right to you?
     
  12. rwatson
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    rwatson Senior Member

    Good observation, and quite astounding. I looked it up though, and it seems to be correct.

    The actual figure is ( strangely enough ) very high

    "If you burn a litre of diesel this will produce 2.6391 kgs of carbon dioxide. Petrol has a lower carbon content and so produces 2.3035 kgs of CO2. The precise figures depend on the quality of the fuel. Since fuel weighs less than a kilogram per litre, it is interesting to see how the weight of emissions is multiplied by the addition of oxygen."

    http://comcar.co.uk/newcar/companycar/poolresults/co2litre.cfm
     
  13. powerabout
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    powerabout Senior Member

    still sounds wrong
    I would like to see the EPA in the US agree with that considering they actually capture the exhaust emission from a test cycle

    What about the fact that now we know the world is getting heavier it might go out of orbit!!!
     
  14. rwatson
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    rwatson Senior Member


    wow - great argument - real sound scientific reasoning.

    Maybe you could try a bit of actual research ?
     
  15. Number4

    Number4 Previous Member

    4 litres fuel weighs about 3kg
    Fuel Air Mix 15:1
    Total emissions 48kg
    15% CO2= 7.2kg
    10 kg seems a little exagerated
     

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