David Weigel | June 16, 2006
Ronald Bailey takes in the fullness of Al Gore's An Inconvenient Truth, finding surprisingly effective pitchmanship and unsurprisingly flawed science.
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I haven't seen the movie, but I have to say that Ron's article is a pretty ingracious admission of error. I'm sure Gore would readily acknowledge that the movie is a work of advocacy, meant to overcome the last of the global-warming deniers who have prevented any significant U.S. policy response up until now--a group that included Ron himself until a few months ago. A work of advocacy should not misrepresent, but it can certainly highlight the strong points for its position, so it seems a little disingenuous for Ron to gripe at every sequence in the movie that does not vacillate over every nuance. When you admit you're wrong, as Ron has, it's good to show a little humility, to preserve some of that credibility that Ron says he hopes for in shaping the debate over policy response.
And 4 stars for Bailey! I went into the theater expecting a laugh, but left conflicted. In the week since, I've searched high and low for a sensible response -- this article is it. There are some points the film makes that need to be taken seriously (regardless of Gore's Bob Ross-esque navel-gazing.) Thank you
skeptic: At the risk of being even more ingracious, I ask, so humility beats out accuracy?
No, but a closing argument to the jury is judged by a different standard than a law-review article.
The problem with exageration is that a panic reaction might
induce enactment of policies that will produce a equally large
counter reaction.
If an emissions reduction policy is too severe, the world's
technological development might slow down or stall out leaving us
stuck in a relatively high polluting phase and prolong our
emmissions impact on the climate.
I find being a skeptic doesn't mean I have to invest myself in
an opposing point of view. I can remain skeptical and grant the
impact of new data. It is good to ask questions of proponents of
theories. If the question is relevant, then they should know the
answer or be willing to find it.
We still don't KNOW the impact of human emissions as the climate
factors are interactive.
Do human emissions impact oceanic emissions?
What technology will we be able to develope in the future to manage
our impact on the climate?
What will climate catastrophe proponents do about China?
skeptic: I think I understand your point, but I'm not arguing to a jury--I am trying to get the science, at least as well as I understand it, right.
Per the repeated claims that global warming is caused or enhanced by man: How to account for apparent warming on Mars and Jupiter? Thank you.
IM, it's clearly All George Bush's Fault. Duh. :-)
Seriously, though, when I last wanted to cite that particular
argument, I had the devil's own time trying to find the data to
back it up.
Unfortunately, we've not been taking data on the global
temperatures on Mars or Jupiter (or anywhere other than good ol'
Terra) for a long enough period to draw firm conclusions.
I remain a skeptic of anthropogenic global warming, in part because
of a wide pattern of suggestive, but inconclusive data of this
variety.
How to account for apparent warming on Mars and
Jupiter?
NASA Mars landers and Jupiter probes, of course.
I also find it interesting that the Gore solutions to global
warming march in lockstep with pre-debate 1970s Democratic policy,
i.e. renewable fuels, mass transit, community planning, regulations
on business, etc. and leave out nuclear power.
Ron -- Thanks for a thoughtful analysis, especially since I'm probably not going to see the movie.
Insurance man-
See the link below. The warming on Mars isn't global.
http://www.realclimate.org/index.php?p=192
Z, this does not seem to be at all an unbiased review of the Mars data. I'd be a heck of a lot more receptive to a straight analysis of the Mars and/or Jupiter data by someone without an axe to grind in the anthropogenic global warming debate.
Oddly enough, about 20 minutes ago I caught a rather scathing review of Gore's movie on NPR. The commenters take was very similar to Ron's. Basically, while the concept that the earth is indeed warming is not so much in dispute, what that means for us, as a species and as a planet, is. The reviewer placed Gore's movie in the realm of "scare tactics" and decried it for hindering the way to reasoned thinking about the subject. Damn left leaning NPR.
My biggest snag with Gore's advocation of all this when he
pretends like he doesn't have a horse in this race. It's the
truth-to-power types against the big bad corporate scientists.
We're analyzing snatches of data in an insanely complex system and
cherry picking numbers to prove that Action Must Be Taken TM! It's
like being able to scientifically prove that the sun orbits the
earth - all the scientists of the day agreed!
I agree, let's all get technology, ecologically smart and reduce
waste and increase efficiency. But living in the south, I'm gonna
go ahead and scoff in the general direction of a 1-degree
temperature change.
I guess the supreme question is, how is this going to affect
human kind? I have no doubt that the planet will survive, some
species may not but most will. The question is, can humans adapt?
With technology I see no reason that we cannot even if the climatic
change is as rapid as some would have us believe.
Look at the medival cool period, the so called "Little Ice Age".
Humans in ecologically borderline areas like Greenland perished
while those in the southern areas of Europe noticed little change.
While it made life more difficult for many species, including
humans, it by no means was "The End of the World".
That is not to say that humans should burn energy like it is going
out of style but that with judicious forsight and planning we
should be able to develop new technologies (or use older ones like
Nuclear Fission) to produce our power without slowing down economic
growth or reverting to a pre-industrialized way of life and still
avert major problems.
Congrats, Ron, on getting it right.
I have been feeling pretty lonely these last few years as a
libertarian type who actually admits that the earth is virtually
certainly heating up and that this phenomena is highly likely to
have been caused primarily by humans.
You are exactly right on this issue. GW is likely caused by humans,
and deserves a policy response based on this. While it is not
absolutely certain, such a requirement is an absurd barrier to put
in front of action. We act upon probabilities every day.
Where the environmental left (including Gore) have been going wrong
is their conflation of science with policy. Science NEVER can tell
us what we should do, only what the possibilities are. Just because
the earth is heating up, one cannot claim we need to buy lots of
solar panels. Perhaps sea walls are a better investment. Few on the
left seem prepared for this debate. Most, as you noted, just
exaggerate the doom-and-gloom far beyond what the science
justifies.
While I'm generally in the camp of those recognizing that there
is some anthropogenic effect on the global climate, I tend to be
somewhat more resistant to many of the 'solutions' offered to this
issue.
One of my questions for those who advocate various solutions
(especially policy type solutions) is a hypothetical:
If it could be proved, beyond reasonable doubt, that the entirety
of observed climate change is entirely natural (no human
component), or if what human component that exists is statistically
insignificant, would we (or even should we) still choose to impose
solutions that would attempt to ameliorate (or reverse) the
observed change?
If one were to answer 'no' to the above question (in other words,
it's a natural phenomenon, and we should just adapt to the change),
then, apart from just cleaning up after ourselves (which I do think
is a generally good idea), there's no strong logic for many of the
solutions, especially those that impose an undue cost on the
societies that have to implement them. Because if we can (or
should) adapt to a natural change, there's no reason we can't adapt
to a man made change of similar magnitude.
And if one answers 'yes' to the hypothetical (and we therefore
agree that it's okay to manipulate our climate if it's for our own
comfort or for some other more laudable goal), then one is
basically saying that it's okay to actively modify the climate (and
whatever else) pretty much from a solely humanistic point of view
(whatever is best for us). One could argue that we should make
changes for other life on this planet, but my off the cuff guess is
that the purported climate changes would be much less of a problem
for life overall than for us in particular.
You may (or may not) be surprised to know that a *lot* of those
I've spoken with who advocate various severe solutions to man-made
contributions are ardently opposed to interference if the problem
were wholly natural (even if the actual effects were identical).
Granted, these people usually fall into the 'if a human does it,
it's bad' category.
Myself, I lean toward the humanist view, apart from dying off, the
mere presence of humans is going to have some effect, and I believe
that it's right for us to responsibly alter our environment to suit
ourselves.
I do think we should clean up after ourselves, to the degree that
what we're doing is clearly deleterious. But even in that case, I'd
rather wait a bit for solutions that we know will work than rush
headlong into solutions that may work (or may not), or that cause
problems worse than the one we're trying to solve (most of the
economic and policy solutions that I've seen fall into this
category).
I don't have much energy for Global Warming(tm) debate, part XCXIIVIXLCLCIXICLXLCIX but I will say that us folks up here in Seattle could sure use a little Global Warming(tm) about now. I'm getting tired of the cooler than normal temps were not supposed to be having.
While someone has finally done a detailed review of the movie, I
have issues with R. Bailey's piece.
In regards to rising sea levels, Ron fails to mention something in
this regards that Gore did go into detail about: Glacial
Moulins
http://en.wikipedia.org/wiki/Moulin_%28geology%29
this is what causeded the sea-ice Ross B ice shelf to disintegrate
within 35 days. Gore does mention that Moulins are appearing in
greater number over landed ice shelves in Greenland and Antarctica.
To my knowledge, the IPCC statements mentioned by Bailey do not
take this intpo account. To credit, Gore has no idea when these
landed iceshelves would break up nor how fast; but it is sure to
result in faster sea level change
Another issue:
Temperatures in 1998 were inflated by a global El Nino.
Temepratures in 2005 were not. The averaged trend lines (this
negates any cherry picking) for the past decades, including this
one, do show an increasing trend in temperatures.
I'd go on, but I am tired, and too many links gets my posts kicked
by the Server Squirrels�
I'm sure Gore would readily acknowledge that the movie is a
work of advocacy, meant to overcome the last of the global-warming
deniers who have prevented any significant U.S. policy response up
until now--a group that included Ron himself until a few months
ago.
I've long suspected that denying global-warming was seen this way.
...but I think it's hard to quibble with those, like Mr. Bailey,
who appear to have changed their minds in light of new data and
honest reevaluations.
That having been said, God save us from global-warming, but, please
God, save us from significant U.S. policy responses! Just because
global warming is real, that doesn't mean a significant policy
response, however you want to fill in that blank check, is the
answer.
I'm not saying you're saying this, but there seem to be those among
us who would argue that because of global warming, variations on
central planning are in order. ...but any argument for anything
stinking of central planning will still have to pass the same logic
tests, the same tests central planning has always failed in the
past, global warming or no global warming.
P.S. Yeah, yeah, you don't like the term "central planning". A rose
by any other name...
The very least significant policy response should be to end all types of subsidies that fossil industries currently enjoy.
Tolly writes: "But living in the south, I'm gonna go ahead and
scoff in the general direction of a 1-degree temperature
change."
That temperature change is part of a massive increase in *energy*
in the atmosphere.
Some of it will be experienced as increased temperatures. The rest
will be converted into, say, higher wind speeds, larger pressure
differenctials, bigger/nastier storms.
If you put a pot of cold water on the stove, and turn on the
burner, the water doesn't just get hot. It starts moving.
"If it could be proved, beyond reasonable doubt, that the
entirety of observed climate change is entirely natural (no human
component), or if what human component that exists is statistically
insignificant, would we (or even should we) still choose to impose
solutions that would attempt to ameliorate (or reverse) the
observed change?"
Well, to the extent that improved efficiency technologies and
processes would save the global economy lots of money, it would
probably not hurt to act as if we *are* contributing. Yes, we might
spend a lot of money, but that money isn't going to just be burned
up, it'll go into high tech jobs, innovation, etc.
Also, there's the possibility that if our contribution might be
negligible now, compared to external factors, but there may come a
time when our marginal contribution makes things significantly
worse.
If you had an uncontrollable genetic tendency towards
artheriosclerosis, that causes your blood vessels to clog even if
you eat healthy food and take Plavix, it wouldn't make much sense
to make things worse by eating a cheeseburger.
Chad writes: "Science NEVER can tell us what we should do, only
what the possibilities are. Just because the earth is heating up,
one cannot claim we need to buy lots of solar panels. Perhaps sea
walls are a better investment. Few on the left seem prepared for
this debate. Most, as you noted, just exaggerate the doom-and-gloom
far beyond what the science justifies."
The problem is, science is happy just to sit around collecting data
until it can pin down an answer. There is no more sense of haste in
the study of climate change on earth as there is in finding
earth-like worlds many lightyears away.
The problem is that if we wait for science to pin things down,
there's a good chance that part of what science will discover is
that, if we had started taking steps 30 years before, we might have
been able to stop the worst from happening.
On the other hand you have people who don't want to wait for
bloodless Vulcan scientists to tell us we're way too late. And if
they're wrong, there's a lot less downside - we get better
technology and piss less money away at the gas station.
Basically, it's going to take a long time for the scientists to
make themselves happy, because they aren't working on a deadline.
It's going to take a long time to get anywhere on creating the
infrastructure of technology, laws, and regulations needed to
improve the situation. And it's going to take a very long time for
those to show any benefit. So the earlier we start, the
better.
So, from a human perspective, there is ample reason to want to lead
the scientists. They may be content to act as if they are studying
an ant farm, but that doesn't come without a cost.
also...
Chad writes "Just because the earth is heating up, one cannot claim
we need to buy lots of solar panels. Perhaps sea walls are a better
investment. Few on the left seem prepared for this debate. "
I don't think anyone would be silly enough to say the answer is to
do one thing ("buy solar panels", "erect sea walls"). It's bound to
require a wide variety of things.
Well, okay, G. W. Bush would be silly enough to say the answer is
"hydrogen".
It is one thing to point out the symptoms of global warming, and
Gore does a good job on that score. But he is on much more shaky
ground in predicting outcomes. If sea levels rise 20 ft. in 100
years, those who live within 20 ft. of sea level either gradually
move to higher ground, or build dikes. This is not an impending
catastrophe.
The same can be said for many other symptoms of global warming.
People migrate and adapt. If we apply the Heisenberg Uncertainty
Principle to global warming, we end up with high degree of
unpredictability.
More dangerous than our impact on our natural environment might be Al Gore's impact on the psychological environment of today's youth. Thankfully, people like Ron Bailey are there to meet Gore's exaggerations head on.
Douglas writes: "If sea levels rise 20 ft. in 100 years, those
who live within 20 ft. of sea level either gradually move to higher
ground, or build dikes. This is not an impending
catastrophe."
What if the country is too poor to build dikes, and higher ground
is already full?
The science may not be unassailable; but laissez-faire growth without limits is, in cellular terms, CANCER.
Rather than burying our heads in the sand and pretending
that Global Warming isn't happening, I propose we capitalists ought
to use the power of the market to help out. There's money to be
made in saving the planet. I say let's do it.
Some of us already are.
What if the country is too poor to build dikes, and higher
ground is already full?
Then people die. Just like they died during the slow creeping
climate changes of the past.
Well, to the extent that improved efficiency technologies
and processes would save the global economy lots of money, it would
probably not hurt to act as if we *are* contributing. Yes, we might
spend a lot of money, but that money isn't going to just be burned
up, it'll go into high tech jobs, innovation, etc.
I never said it would hurt to ameliorate our contributions, whether
they have an effect or not. You may have read in my post that I am
in favor of our cleaning up after ourselves, just on principle. My
argument is that implementing this behaviour as policy in a vacuum,
or as a form of economic retribution is certainly *not* the right
answer. Under a policy, the affected party will do only as much as
is necessary to meet the policy, and little or nothing more.
Also, there's the possibility that if our contribution might be
negligible now, compared to external factors, but there may come a
time when our marginal contribution makes things significantly
worse.
Well, apart from the fact that you seem to have misinterpreted the
concept of a hypothetical question (and you may also have noticed
that I do tend to accept that there is a human component to global
climate change), I don't think we should sit on our asses and
ignore the issue. I *do* think it's in our best interest to
manipulate climate to our best ends, which in this case, implies
that we should attempt to ameliorate the human contribution. But
just to volley back your question, what if the climate change
*were* clearly independent of human contribution, regardless of
amount? Should we pump smog or dust into the atomosphere to limit
the global temperature increase?
If you had an uncontrollable genetic tendency towards
artheriosclerosis, that causes your blood vessels to clog even if
you eat healthy food and take Plavix, it wouldn't make much sense
to make things worse by eating a cheeseburger.
You're exhibiting a fallacy of type here. First off, you're
assuming that the cheeseburger invokes a detrimental effect on
atherosclerosis. Second, given your description of the malady,
there's no indication that even if the burger were detrimental, it
would be any worse than any other food. Third, and most tellingly,
your analogy fails in that while a thrombotic episode caused by
atherosclerosis would kill the particular person, severe global
climate change won't kill the earth, merely some or all of the life
on it. Nature will continue on just fine, and something else will
come along, better suited to the new environment.
That temperature change is part of a massive increase in
*energy* in the atmosphere.
Some of it will be experienced as increased temperatures. The rest
will be converted into, say, higher wind speeds, larger pressure
differenctials, bigger/nastier storms.
And just for the sake of argument, what if *every* bit of the extra
energy in this scenario comes from the sun? Are you proposing that
we embark on a mission to reduce solar output?
Douglas writes: "If sea levels rise 20 ft. in 100 years, those
who live within 20 ft. of sea level either gradually move to higher
ground, or build dikes. This is not an impending
catastrophe."
What if the country is too poor to build dikes, and higher ground
is already full?
Apparently, you don't seem to grasp the scale of a century on human
activity. It's not like the water lever rise is going to wait for
the last minute, and then suddenly jump out and say, "gotcha!
you're all going to drown now". It'll rise at some particular rate,
and people (even the poor ones) will move, or adapt, or perhaps,
die (it happens for lesser reasons, it may not necessarily be
desired, but it's not unheard of, even for local changes due
entirely to nature). Climate change kills people (and other life)
all the time, and that has little or nothing to do with human
activity in a general sense. If adaptation is our only recourse, I
imagine we can manage something within the time frame of a century
to deal with the worst of the issues. Humans are pretty good at
that kind of thing.
While you apparently live in the "we've got to DO SOMETHING camp",
sometimes the right answer is to *not* do something.
Mars and Venus have been warming as well? Damn, and I was planning to emigrate there, and then set up laws and economic justifications for why I could keep the Mexicans out.
"Also, it should be noted that the earlier we start the less expensive and more successful any action we take will be.
There's no reason to believe that's the case. Small reductions
in the amount of CO2 we put into the atmosphere now will quite
possibly be dwarfed by what we can do with advanced technology in
the future. If the reductions causes technology to advance slower,
it could quite possibly be that starting earlier results in less
success.
There are some questions whose answers can be determined by logic
alone. However, there are also questions where the specifics
matter. This is one of them. Staying out of an economic depression
and allowing scientific knowledge to continue to accumulate at an
exponential rate is probably much more important than anything we
can do now with existing technology.
There is something elegaic about this piece . Ron has at once
done the right thing in letting his scientific judgement be ruled
by the facts at the end of the day, but the fact remains that his
scientific intuition failed him at the debate's inception.
The subject's very real uncertainties allowed of neutrality pending
their resolution by research. His unwisely choosing the wrong side
has inevitably eroded the credibilty of his side in this matter ,
yet the very fact of his concession has salvaged both its honor and
its future prospects of being taken seriously. He could have done
worse- as others still are.
Then again he could have done better- rereading this piece
simply as a film review, I see Ron's let Al get way wih a couple of
very real scientific howlers.
Al must have had Christopher Reeve's x-ray corneas transplanted to
say he can see the signature of the Clean Air Act's onset by
eyeballing Antarctic ice cores.
If His Adequacy can explain how stable oxygen isotopes , which snow
out from a lot of phenomena besides fossil fuel burning ,can nail
down palaeotemperatures , Crutzen and Molina should turn in their
Nobel medals and move to Tennessee.
I have just read Bailey's piece and the comments above. Time for
what debaters of anthropogenic global warming inexplicably consider
a non sequitur:
Forget the science for a minute and do the junior-high arithmetic.
If global warming is caused by human activity, shouldn't we be
talking about the carbon-dioxide emissions of the additional 80
million humans on the planet each year? This subject is never
discussed -- lest we Gore someone's sacred cow.
I propose that we use a free-market solution for mitigating global
warming: Eliminate per-child tax deductions and tax credits for
"free-market libertarians" and bleeding-heart environmentalists
alike. Making people responsible for their own actions (i.e., the
offspring they consciously and voluntarily produce) would have the
added benefits of better distributing the wealth, restoring the
environment, slowing the spread of disease -- and finally rendering
justice to those of use who have not contributed to human misery
with our sex organs.
Regarding the credibility issue, forget the muddled, alarmist
science and look at the birth rates of some high-profile
"environmentalists": Gore, four children; Robert Redford, at least
three children; Ted Turner, five children.
As someone who has been paying other people's way through life
since the first day taxes were taken out of his paycheck, I feel no
obligation to preserve resources and the environment for the
children of people with high birth rates. Despite what Al Gore and
the others -- liberal, conservative and libertarian alike -- would
have us believe, procreation is not a community project. And until
the problem of population growth is addressed, I'm not going to
inconvenience myself with pointless altriusm.
I am pretty sure Gore's view of global warming is exaggerated
and alarmist, especially on hurricanes and sea level rise.
Environmental Activists have a record of this and it aligns with
their own economic interests.
I have followed the arguments about the statistics behind the
hockey stick graph, which show global temperatures for the last
1000 years as constant until the last few decades. But what is so
magic about the last 1000 years? Over a 10,000 year period there is
no question that earth was warmer previously than now. Natural
climate variation is a fact. Man-made climate change is not
inherently sinful.
If we want to cool the earth off a bit, let's look at low cost ways
to create some aerosols in the upper atmosphere. We may get one for
free from a volcano in Indonesia any day now.
You're a dime-store ideological whiner, Richard. If you were as cute and clever as you think you are, some toy company would market you.
There is nothing more fun than a bunch of people barely
knowleadgable about a subject pontificating and judging with such
finality.
Look, if you asked a random sample of people who work in the fields
of climatology, etc., you will find a very strong consensus that
global warming is a bad thing, we are in some part at fault, and
that industrialization (though it has made our lives a lot better)
probably plays a part. There is and should be debate about what to
do about this, but the "well, what about this permafrost" or "then
there is this rise in temperatures in teh Juraissic Period"
nitpicking that resembles the Intelligent Designers. Those folks
used to insist the universe was made 4000 years ago, then they
started to say "well, yes the world is old, but not THAT old",
followed by "well yes the world is that old, but not humans" then
....now I recently saw an article in the daily bullshit (aka
National Review) that said "we buy all the evolution stuff, but
noone can explain sudden sapienazation and language, and there is
where God must have stepped in). Heck, I don't know about global
warming. But neither does Al Gore or Ron Bailey I'm afraid. But the
first two have decided that the consensus of experts should be
trusted, and in this world of highly specialized knowledge that
makes the most sense to me...There will always be special interests
who disseminate disinformation as well as scientific contrarians
who nitpick to nitpick. But to bet on their farm instead of the
consensus is silly (btw-to the expected answer of this or that
innovative scientists who turned out to be correct I can give a
much bigger list of absolute nutcases who are or have been on the
fringes for good reasons).
We certainly don't have to poo-poo global warming science because
we are libertarians (anymore than conservatives have to crap on
Darwin). A libertarian need not be a dogmatic "Urrr, nothing bad
ever come of mighty capitalism" type, just someone who thinks that
all other things being equal we want to err on the side of giving
folks more freedom and less power over others.
"greens use environmental issues to attack free markets"
This is a mischaracterization. Many, many people are proposing the
use of markets and other decentralized solutions as the only way to
make real gains on environmental issues. They are still "greens."
The belief we need to address the problem,and the nature of the
solution advocated don't walk in lock-step.
http://www.rmi.org/
or try this book
http://www.ratical.org/co-globalize/Hconnections.html
Wow, good link to the south park manbearpig episode. I had no
idea that the episodes were so intricate. Way cool.
Also, Ken, see the next link after the the South Park link. the one
of the Canadian newspaper to see why I and others doubt the whole
global warming drama.
Re: Richard's suggestion for better developed property
rights...
Right on, brother.
Many, many people are proposing the use of markets and other
decentralized solutions as the only way to make real gains on
environmental issues. They are still "greens." The belief we need
to address the problem,and the nature of the solution advocated
don't walk in lock-step.
Let's talk about colors:
Blue is the color of environmentalism.
Red is traditionally the color of the left.
Blue is traditionally the color of the right.
(Never mind those recent election maps.)
I say that Greens who want non-market measures should be called
Yellows, since when you mix red light and green light you get
Yellow.
Greens who want market measures can be called Cyans, since Cyan is
the technical term for blue-green light.
MainstreamMan is a Cyan, I guess. Ralph Nader is a Yellow.
"Similarly, the fact that water vapour constitutes 95% of
greenhouse gases by volume is conveniently ignored by Gore. While
humanity's three billion tonnes (gigatonnes, or GT) per year net
contribution to the atmosphere's CO2 load appears large on a human
scale, it is actually less than half of 1% of the atmosphere's
total CO2 content (750-830 GT). The CO2 emissions of our
civilization are also dwarfed by the 210 GT/year emissions of the
gas from Earth's oceans and land. Perhaps even more significant is
the fact that the uncertainty in the measurement of atmospheric CO2
content is 80 GT -- making three GT seem hardly worth
mentioning."
http://www.canada.com/nationalpost/financialpost/story.html?id=d0235a70-33f1-45b3-803b-829b1b3542ef&
Former professor of climatology at the University of Winnipeg Dr. Tim Ball notes, "The theories that Gore supports indicate the greatest warming will be in polar regions. Therefore, the temperature contrast with warmer regions -- the driver of extreme weather -- will lessen and, with it, storm potential will lessen."
"Both the Antarctic and Greenland ice caps are thickening. The temperature at the South Pole has declined by more than one degree C since 1950. And the area of sea ice around the continent has increased over the last 20 years." -- Dr. R.M. Carter, professor, Marine Geophysical Laboratory, James Cook University, Townsville, Australia.
The only worry about GW is the Earth's abiltiy to support human life. Let's go worst case secenerio and in the year 2100 99% of humanity is dead because of GW. Well that still leaves 60 MILLION HUMANS!!! That's more than enough to maintain and renew the population when the climate is more forgiving. I say GW is a good thing. There are too many people as it is. A human die off would be good for the planet. So I say go out and buy that SUV. Burn all the fossil fuels and create CO2 as much as you can! Maybe next time we can get it right and have a utopian libertarian society!
If those damn polar bears didn't insist on putting ice in their colas, they might have more to walk on. And Yogi with his ice cream social!!! Smarter than the average bear, my ass. Stupid bears.
Don't recall if it was mentioned, but thre is a review by actual
climatologists at
http://www.realclimate.org/index.php/archives/2006/05/al-gores-movie/
Uncle Sam is correct. The Antarctic is colder. When they refer to the 'melting' of Antarctica them mean the Antarctic peninsula which is just 4% of the land mass. The colder part, where the average ice thickness is 1.5 miles (7000ft)seems to be ignored
From another of Ron's articles linked to in this one:
http://www.reason.com/links/links081105.shtml
(Climate scientist) Christy concludes, "The new warming trend
is still well below ideas of dramatic or catastrophic
warming." But perhaps more important is the evidence
that solar activity is primarily responsible for the warming trend,
and not human activity.
Ron (from his Gore flick review):
A Russian study in 2004 found that the average temperatures in
Siberia during the Holocene Climatic Optimum
around 6000 years ago warmed up by 3 to 9 degrees celcius in the
winter, and by 2 to 6 degrees celcius in the summer. Due to changes
in the earth's orbit which affect how much sunlight reaches the
surface, pretty much the entire Arctic was warmer than now 6000
years ago.
But it's not just orbital considerations, it's periodic changes in
solar activity marked by increase in sunspots and warmer
temperatures here on Earth for solar maximums and the opposite for
solar minimums. The evidence is that solar maximums were
responsible for the Holocene Climatic Optimum:
Persistent Solar Influence on North Atlantic Climate
During the Holocene
http://www.sciencemag.org/cgi/content/abstract/sci;294/5549/2130
While solar minimums have been shown to have the opposite effect.
The "Maunder Minumum" - a period from 1645 to 1715 that saw very
few sunspots - coincided with frigid winter weather in Europe
called "The Little Ice Age."
We are just now ending a particularly strong active solar phase.
The globe's temps should start to cool or, at least, level off now
since the sun's disk is blank. No sunspots. And it has been that
way almost every day since the beginning of February. It's a signal
that the sun has entered the "minimum" phase.
I shoulda said: "The evidence is that *very strong* solar maximums were responsible for the Holocene Climatic Optimum"
I see no reason to get so worked up over GW since Yellowstone or
some other super volvano is due to erupt sometime in the next few
centuries. That will wipe out a lot of people right there, not to
mention it screwing up the Earth's atomosphere for a while.
Or we could get hit by a asteriod or comet anytime, which would be
even more devastating.
The Earth's been around a few billion years so whatever we do to
it, nature will find a way to get it's revenge, one way or
another.
And then in a few billion more years, our sun will supernova and
we'll experience the ultimate global warning.
So for now I need to fill up my SUV with gas so I can make it to
the grocery store to buy more charcoal for my grill.
Dale writes: "And just for the sake of argument, what if *every*
bit of the extra energy in this scenario comes from the sun? Are
you proposing that we embark on a mission to reduce solar
output?"
Of course added *energy* in the system comes from the Sun. Global
Warming isn't caused by human-generated *heat*.
The issue is changes in the atmosphere's composition that modify
what happens to the energy that the Earth receives from the
Sun.
If the Sun's output itself is increasing, then we'd better cut down
on emissions of CO2 which is known to cause greenhouse
warming.
To do otherwise is to be a climatological surrender monkey. "Oh,
we're doomed, let's just take the easy way out and keep doing what
we're doing and hope for the best."
Simple solution, blow a layer of retroreflective dust into the upper atmosphere and chill out but if Tambora blows like in 1815 and you'll feel pretty silly errr... chilly
Jon H.
Okay, I worded that example a bit inaccurately.
If the Sun's output itself is increasing, then we'd better cut
down on emissions of CO2 which is known to cause greenhouse
warming.
What about water vapor? It's a much more effective greenhouse gas
than CO2, smaller decreases would be required.
And even if we decide that we can compensate for solar energy
increase by reducing CO2, how far do we go? You do realize that
there is some lower level of concentration below which plant life
would be affected?
This is entirely the crux of my arguments. While the anthropogenic
contributions we made were made largely through ignorance, and I'm
entirely cool with the idea of making reasonable efforts to
counteract that contribution, in any intentional manipulation, we'd
essentially be flying blind, without any certainty (or even
meaningful positive probability, more than likely) of generating
the results we expect.
There is substantial, legitimate, debate concerning the effect (and
the degree) of our current actions. Attempting to design any kind
of tailored effect on our climate, at this time, would be sheer
folly.
What is probably the best solution is a combination of amelioration
(of the human component that we can control), and adaptation (to
adjust to the way the climate will be, rather than what we *wish*
it would be, or *fear* it will be).
And as for your 'surrender monkey', feel free to tell the rest of
us how it is that you are 100% certain that the actions you choose
to commit us to will not just be effective, but that they won't
actually do more harm than doing nothing.
Richard, nations with population growth rather have "tax
credits" with which to manipulate population. Indeed, most nations
with a government that sophisticated have birth rates well below
replacement levels and little or no native population growth. Right
now, the US population would be barely growing without immigration
(legal and illegal), and countries like Japan are already heading
backwards.
When it comes to any "population control" solution to environmental
problems, you have to address countries with high birth rates such
as Nigeria. Unfortunately, "tax credits" is the least of the
problem there.
Also, as a side note, birth-rates are falling everywhere (India,
China, Iran, Pakistan, Indonesia etc being very important).
Population will probably reach a maximum in 50-70 years and then
start declining. The debate about what do do about low birthrates
is already common polictics in some Asian and European countries.
It will spread here too once it gets much worse.
The debate about what do do about low birthrates is already
common polictics in some Asian and European countries. It will
spread here too once it gets much worse.
heh, heh
The reduction in birth rates is very worrying to the administrators
of social security schemes. If the birth rate falls too low, there
won't be enogh sheep to shear to pay off the retiring sheep.
Thoreau
"MainstreamMan is a Cyan, I guess. Ralph Nader is a Yellow."
If purple is the color of the center, then I'd say, actually, that
I'm a purplish Cyan since I see the most likely strategy to be
successful as a combination of bottom-up (market if you want) and
top-down (regulation) influences. This is how all complex systems
in nature evolve naturally (with a balance between top-down and
bottom-up), so it makes sense that attempts to influence the
direction of a complex system in a particular direction will
require a dynamic approach that incrementally implements both
strategies.
From 3quarks daily
E.O Wilson cited one encouraging sign. "In 1960, women on the
planet gave birth to an average of six children each," he told a
group of Harvard alums celebrating their 50th reunion during the
University's June 8 Commencement celebration. "That number is down
to three children today, and the trend is likely to accelerate." He
sees the 21st century as "the century of the environment," a time
when humans will celebrate and preserve biodiversity, or wreck life
on Earth...In thinking about the outcome, Wilson likes to quote
John Sawhill, the late president of The Nature Conservatory, who
said, "A society is defined, not only by what it creates, but by
what it chooses not to destroy."
Chad & Uncle Sam, thanks for addressing my entry about
population growth. I clumsily attempted to make a three points
above:
The first and most annoying to me is that population growth and
personal birth rates are never brought into the discussion of GW
for fear of insulting someone's mother or some politician grinding
an ax. If population growth stops in 50 years -- say at 12 billion
-- we will have 10 times the number of people that were on the
planet in 1900. That's the "anthro" in anthropogenic. Duh.
Chad, for a long time I have wondered whether the ultra-low birth
rates in Spain an Italy were the result of cultural processes or
government policies. Do you have a reference on this subject? Also,
regarding where to control population growth: Doing so in Third
World countries will improve the local environment, but more
greenhouse gasses are produced and most resources are used in
developed countries.
The second point is about credibility: Many GW-theory proponents
ignore population growth as a factor, often contribute to
population growth themselves by having more than two children, and
sponsor social programs that prop up the birth rate. How can we
accept their science when they undermine their own lofty
goal?
Regarding your point about worried social-security administrators,
Uncle Sam: Prolific progenitors like to talk about how their
children are funding my retirement -- without talking about the
taxes they don't pay (e.g. the $1,000-per-head child tax credit),
or how the people with low birth rates make up the difference.
Clearly, an equitable system would have people paying taxes in
proportion to the services they and their children require. But in
the world of entitlement politics, this will never happen.
My third point was about economics and motivation: As someone who
is not culpable, who has paid is own and other people's dues, and
who has no heirs to worry about, GW alarmists -- whether correct or
not -- are not going to motivate me to save the planet when they
ignore fundamental factors that contribute to GW.
A nice essay on the topic from Martin Rees...
http://www.edge.org/3rd_culture/rees06/rees06_index.html
Let's not forget, Ron Bailey's first post on this movie was an
endorsement of the AEI's ad which states that Carbon Dioxide can't
be a pollutant, because our bodies expel it.
Not enough hours in the day.
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