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View Diary: Blast from the Past – James Hansen, 1988 (119 comments)

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  •  Hansen and Warming (1+ / 0-)
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    Isn't this the same Hansen whose models (in 1971) led to the prediction that
    "in the next 50 years" - or by 2021 - fossil-fuel dust injected by man into the atmosphere "could screen out so much sunlight that the average temperature could drop by six degrees," resulting in a buildup of "new glaciers that could eventually cover huge areas."

    •  It wasn't Hansen but a colleague at ... (2+ / 0-)
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      Ed in Montana, Fabian Goddard, S.I. Rasool, who made this "prediction."  I took note in my essay that scientists in this period, with only a few years of accurate atmospheric carbon measurement in hand, felt that another ice age might be triggered. Since then, extensive data have been gathered that give scientists a better overall picture of climate, both historical and current.  

      "Just remember, boys, this is America. Just because you get more votes doesn't mean you win." - Special Agent Fox Mulder

      by Meteor Blades on Mon Jan 14, 2008 at 08:26:24 PM PST

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      •  Ice age (0+ / 0-)

        I recall reading, in the late 1960's, that ice ages occurred about every X million years, and that the world was overdue for the next one.  At the time, nobody knew why the world wasn't freezing up.  

        Now we know.

        Renewable energy brings national security.

        by Calamity Jean on Tue Jan 15, 2008 at 09:37:15 AM PST

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