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How's that global warming thing coming?

Discussion in 'Sports and News' started by hondo, Oct 29, 2007.

  1. jgmacg

    jgmacg Guest

    I've floated that idea here many times, Pern, and have yet to receive an answer. Add to the environmental benefit the idea that new technologies and renewable sources of energy get us off the hook with foreign oil, and it would seem to be a compelling argument.
     
  2. old_tony

    old_tony Well-Known Member

    And yet all your "scientists" who get millions in grants ignore the melting of polar ice caps on Mars -- or they think it's man-caused, take your pick.
     
  3. Yawn

    Yawn New Member

    Hush please. You're in the meditation room, where our great ecologist who once invented the Internet is praying for some intense solar flares at the North Pole...

    [​IMG]
     
  4. Boom_70

    Boom_70 Well-Known Member

    To start with some of the possible solutions bring more questions than answers. For example now that we understand more about ethanol there might be a greater downside than upside.
     
  5. JR

    JR Well-Known Member

    Well, Boom, one of the non-environmental downsides of ethanol is that it forces up the price of corn, the main crop for cattle feed.
     
  6. Boom_70

    Boom_70 Well-Known Member

    that and the fact that the footprint left for creation of ethanol is greater than if you just used fossil fuels. If you could get tractors to run on corn and refineries on sunshine it would be different.
     
  7. The ice caps on Mars?
    Source, pls.
     
  8. JR

    JR Well-Known Member

    Or you could get people to stop relying on the top of the food chain for their diet.
     
  9. old_tony

    old_tony Well-Known Member

    http://news.nationalgeographic.com/news/2007/02/070228-mars-warming.html

    It's really funny to read the GW alarmists try to rationalize the Mars warming.

     
  10. andyouare?

    andyouare? Guest

    I didn't know Mars and Earth had similar atmospheres.
     
  11. Look, you heard about this on Drudge, or from Glenn Beck, or from the column in the Washington Times? The reason I know this is that you declined to quote the NatGeo piece in full, which is pretty much what they all did.

    His views are completely at odds with the mainstream scientific opinion," said Colin Wilson, a planetary physicist at England's Oxford University.
    "And they contradict the extensive evidence presented in the most recent IPCC [Intergovernmental Panel on Climate Change] report."

    The conventional theory is that climate changes on Mars can be explained primarily by small alterations in the planet's orbit and tilt, not by changes in the sun.

    "Wobbles in the orbit of Mars are the main cause of its climate change in the current era," Oxford's Wilson explained. (Related: "Don't Blame Sun for Global Warming, Study Says" [September 13, 2006].)

    All planets experience a few wobbles as they make their journey around the sun. Earth's wobbles are known as Milankovitch cycles and occur on time scales of between 20,000 and 100,000 years.

    These fluctuations change the tilt of Earth's axis and its distance from the sun and are thought to be responsible for the waxing and waning of ice ages on Earth.

    Mars and Earth wobble in different ways, and most scientists think it is pure coincidence that both planets are between ice ages right now.

    End excerpt.


    This guy is an astronomer, and an outlier.
    Good effort, though.
     
  12. D-Backs Hack

    D-Backs Hack Guest

    Don't the polar ice caps on Mars grow and recede based on the seasons?
     
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