Bill McKibben wrote a satirical article on global warming in The Daily
Beast recently. The crux of it was that the rising temperatures were
engineered by global warming fanatics and CGI. Satire being difficult to
do this was only ok, but it serves as a good illustration of the
problem in current popular debate: "It is really hot, therefore..."
No
one would argue over the weather being hot. And no one would argue that
the heat is being artificially manufactured by extremists. The point of
argument is over what it means.
There is very good evidence that
the earth has undergone warming and cooling periods repeatedly over
time. Dinosaurs have ended up in Pennsylvania museums after being
trapped in steaming swamps in Montana. Fifteen thousand years ago there
was an Ice Age that sent glaciers into southern New York. The Middle
Ages had a mini-ice age starting around the end of the 1200's and
extending well into the millennium, officially ending in the end of the
1800's. Nova has a program on global temperature saying we are in "the
midst of the third major cooling period that began three million years
ago" with an uptick in temperature starting about ten thousand years
ago.
We are, at present, living in a moment in time, a blip on a
huge sine wave curve of temperature change extending out over billions of years.
Is our current temperature permanent? Is our current direction
permanent?What do temperature measurements mean in days, years or
generations when compared to the earth's eons? Anyone with the
confidence to answer these questions should be carefully handled; they
are either prescient or naive.
Or they are manipulative.
Coincidentally, many people who see a huge pattern in this one moment in
time are morally opposed to the internal combustion engine, the engine
of Western growth. The people who would have us pursue the anti-carbon
course point to energy options that do not yet exist and none of us use. Ending
that period of human economy would necessarily cause a lot of
disruption. Economic decline, loss of wealth, decrease of farm
production and transportation---all of these events would be inevitable
were we to dial back our use of fossil fuel to the level of the
nineteenth century. This would require a lot of top down governmental
management, probably done by volunteers from the same group of people
who want to cause the destruction.
The history of man is a
history of the gradual revelation of error. "The more uncivilized the
man, the surer he is that he knows precisely
what is right and what is wrong....The truly
civilized man is always skeptical and tolerant..... His culture is based
on 'I am not too sure.' "(H.L. Mencken)
It is the primitive who see the lightning flash and is certain the gods are angry.
Friday, July 6, 2012
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