Our Oceans are Under Attack

Discussion in 'All Things Boats & Boating' started by brian eiland, May 19, 2009.

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  1. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    Counter-intuitively, large volcanic eruptions cool the earth, not warm it.

    Volcanic Gases and Climate Change Overview | UNITED STATES GEOLOGICAL SURVEY
    Year Without a Summer | WIKIPEDIA
    Volcanic winter | WIKIPEDIA
     
  2. wavepropulsion
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    wavepropulsion Pirate Member

    When I said volcanoes eruptions can produce more global warming than human activity, I tought CAN is used to indicate possibility.
    So, being wrong, I correct myself: Under certain circumstances a natural event as a volcanoe eruption have the possibility to produce more global warming than the human activity.
    But if the new Krakatoa will produce global cooling, is because send to atmosphere thousands of times more nocive gasses than the human activity.
    A third point is the global warming can produce global cooling too, specially in North Europe cause the Gulf Stream will stop the cycle.
    But I think my concept was very clear indeed.
     
  3. Yobarnacle
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    Yobarnacle Senior Member holding true course

    Oh, If true of volcanos, likewise then smoke from smoke stacks, since they add particulate aerosols to the atmosphere are COOLING the earth. Counteracting any greenhouse gas they emit.
    Maybe the lower temperatures mid twentieth century were due to all the smoke stacks, that got later regulated and stopped in the 70s, 80s, 90s. Safe to conclude:
    Environmentalism is causing global warming?
     
  4. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    The soot and ash particles that may be emitted by power plants at a few hundred feet elevation are FAR different in effect compared to volcanic sulfur dioxide particles injected into the atmosphere 20 miles high.

    See Particulates and Coal | SourceWatch
     
  5. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    Ocean Algae Adapts to Climate Change | HNGN
     
  6. SamSam
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    SamSam Senior Member

    I wasn't saying you are a racist, I was pointing out that the CSA Constitution and the Civil War was based on racism and the 'states rights' hooey was all about the state's right to be outright, officially racist and to have slaves. Other, legitimate 'states rights' complaints were secondary to slavery. It was the question of slavery that led to outright hostilities.

    Tens of thousands of Native Americans were also made slaves. It's estimated up to 50,000 were shipped out of Charleston alone.
     
  7. Yobarnacle
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    Yobarnacle Senior Member holding true course

    Everybody was racist in those days and not least toward Amerinds..
    Most of the atrocities against Amerinds were by the north run government AFTER the civil war.
    Darwin was racist. Lincoln was racist, as their own words prove.
    Northern states were politically controlled by rich industrialists that treated their employees with less humanity than most slave owners treated their slaves.
    A field hand slave was valuable property, at a cost/value of $3000 when $1 a day was typical wage for cowboys and sailors.
    Seaman were flogged frequently. Slaves seldom whipped.
    Would you beat your Mercedes sedan with a sledge hammer?
    Only if it tried to run away.
    Factory workers were paid much less, worked 12 hour shifts or longer, slept beside their machines, and many were children.
    The plutocrats controlled their states governments but wanted total control, and that required an over riding powerful central government.
    The South would not be controlled.
    Still won't.
    The next budget congress sends to Whitehouse and get's vetoed, will probably be the last business of the USA.
    I foresee permanent government shutdown over finances and runaway spending. It's not sustainable.
    All 50 states have submitted petitions to secede.
    If that happens, I foresee 3 confederations arising, each with state rights paramount. Pacific coast states in one. Upper Midwest and New England another. And the traditional "South" with additional western and middle states the largest group.
    Hawaii independent or joining Japan. and Alaska MAY join the South, or Canada.
     
  8. hoytedow
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    hoytedow Fly on the Wall - Miss ddt yet?

    So do you know what heats the magma in the first place? It is heated by the friction caused by stresses put on the rock from the tidal action of the Sun and the Moon. So the Sun heats the Earth with its very gravity, not just its rays.
     
  9. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    Not so sure about that tidal heat source, or what it has to do with this thread?

    What heats the earth's core? | Phys.Org
     
  10. myark
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    myark Senior Member

  11. hoytedow
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    hoytedow Fly on the Wall - Miss ddt yet?

  12. Yobarnacle
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    Yobarnacle Senior Member holding true course

    leo DC fantasizes he's a progressive Ronnie Reagan
     
  13. hoytedow
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    hoytedow Fly on the Wall - Miss ddt yet?

    What nonsense; prove it.

    Since when does cooling metal expand? Anyone who has ever made a sandcast or a sabot round knows that metal contracts as it cools.

    Antimony is an exception, but it is only 200 parts per billion by weight in the crustal rocks.
     
  14. Yobarnacle
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    Yobarnacle Senior Member holding true course

    Are you sure?
    The mid 20th century years definetly were cooler. Started getting warmer as the environmental movement began messing with emissions.
    Smog may have had a beneficial effect regards warming nobody realized.
    That nature has natural balancing effects is scientifically known. A new self regulating relationship might be learned, with testing of this hypothesis.
    I could make a graph supporting this hypothesis.
    Just as easily as making graphs made showing CO2 driving temperature. Except temperatures are not following CO2 for the past 15 to 20 years.
    Has environmentalism plateaued as well as temperatures?
    Have they reduced vehicle exhaust emissions and shut down polluting industries smoke stacks a greater amount in the 80s and 70s than since?
    The argument could be made. Yes, I believe there IS a correlation!

    Eureka!
    Cause of relatively rapid global warming in later quarter 20th century and plateaued temperatures in 21st century solved.

    The world is saved if we manacle those rabid busybody interfering environmentalist types. :p

    Convert one of our scenic national parks to a fenced, gated, guarded, Looney bin for greeners.
    They can be vegetarians, living off organic gardens, and shelter in huts built of recycled materials.
    They won't need vehicles or fossil fuels. Purely small scale agrarian society. Communes if they want.
    Call it the "Shire".
    Let them grow pipe weed, brew beer, and they'll be happy as hobbits.
    ROFLMAO :D :cool:
    Isn't that the level of technology they want the rest of us to revert to? They MUST view it as idealistic life style.
    Let them have it, if it keeps them out of our hair.
     

  15. ImaginaryNumber
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    ImaginaryNumber Imaginary Member

    I think you misunderstood what they were trying to say. They were not saying that metal expands when it goes from a liquid to solid form. Instead they were saying that the solid inner core accretes metal from the liquid outer core, as the whole system cools down.

    "Then there's latent heat, Marone says. This type arises from the core's expanding as the Earth cools from the inside out. Just as freezing water turns to ice, that liquid metal is turning solid—and adding volume in the process. "The inner core is becoming larger by about a centimeter every thousand years," Marone says. The heat released by this expansion is seeping into the mantle."

    [​IMG]
     
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