Tuesday, August 10, 2010

Another from the realm of "Will we ever learn?"

Stealing this from Aquadoc about a prescient scientist who was a least 35 years ahead of his time, considering how well we're operating now:

Wally's Warming Warning: 'The Climate System Is an Angry Beast, and We Are Poking at It with Sticks'

Time for a shout-out to a remarkable scientist (thanks to columbiawater for alerting me to this).
WBroecker2006 Thirty-five years ago, on this date in 1975, renowned geoscientist Wallace (Wally) Broecker published a seminal paper in Science titled,"Are We on the Brink of a Pronounced Global Warming?". To say that Broecker was prescient is an understatement.


 Here is the abstract:




If man-made dust is unimportant as a major cause of climatic change, then a strong case can be made that the present cooling trend will, within a decade or so, give way to a pronounced warming induced by carbon dioxide. By analogy with similar events in the past, the natural climatic cooling which, since 1940, has more than compensated for the carbon dioxide effect, will soon bottom out. Once this happens, the exponential rise in the atmospheric carbon dioxide content will tend to become a significant factor and by early in the next century will have driven the mean planetary temperature beyond the limits experienced during the last 1000 years.

 

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