Is questioning the predicted severity of GW effects (e.g. questioning the temperature projections that have shown to be poor predictors of the last 15 year) the same as questioning whether or not:
GW is AGW - anthropologic (caused by man's activity)?
Likewise is questioning the scientific validity of plans to combat GW such as those in the Kyoto Protocol or any number of carbon cap/ carbon trading plans the same as questioning whether or not:
GW is AGW.
More simply: Am I a denier if I believe GW is occurring to some extent and man has a role but I question the predictions of the severity of outcomes and the validity of proposed solutions?
Denialism is the employment of rhetorical tactics to give the appearance of argument or legitimate debate, when in actuality there is none. These false arguments are used when one has few or no facts to support ones viewpoint against a scientific consensus or against overwhelming evidence to the contrary. They are effective in distracting from actual useful debate using emotionally appealing, but ultimately empty and illogical assertions.
5 general tactics are used by denialists to sow confusion. They are conspiracy, selectivity (cherry-picking), fake experts, impossible expectations (also known as moving goalposts), and general fallacies of logic.
No, all those things are not the same. Ill address them point by point
1) The past 15 years have been 15 of the hottest years on record. The pause is an artifact of cherrypicking your data set (surface temperatures) and starting point (1998 a hot El Nino year).
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Focusing on surface temperatures ignores the fact that the oceans continue to warm and acidify, ice continues to melt, and sea levels continue to rise unabated. In fact these processes are happening faster than predicted.
Despite the "pause" or "slowdown", surface temperatures over the past 15 years remain within IPCC predictions
2) There is no doubt over whether its caused by man. Natural cycles would have Earth cooling right now. We have spectroscopic proof that the rise in greenhouse gases is causing more heat to be trapped. We have isotopic proof that the increased level of CO2 is from the combustion of fossil fuels (also, duh ). Ipso facto were causing global warming.
3) Questioning the strategy to combat climate change is fair, but Im not sure how you could question the scientific validity of a carbon tax or cap-and-trade. One way or another we need to curb emissions. Unless you support the geoengineering option, but that opens a whole new can of worms.
4) People are flinging the term denier around rather loosely. Im not calling all the skeptics denialists. Some people are just legitimately ill-informed. Denialism isnt a position so much as it is a style of debate.
Denialism is rather formulaic and easy to spot. The Galileo gambit especially is a dead giveaway. Anyhow, we digress from the topic. If you'd like to discuss any of these issues in detail I suggest we take this over to the global warming thread.
If anyone wants to discuss the details of Crichton's lecture, I suggest first reading the link I provided in my rebuttal above.
No, all those things are not the same. Ill address them point by point
1) The past 15 years have been 15 of the hottest years on record. The pause is an artifact of cherrypicking your data set (surface temperatures) and starting point (1998 a hot El Nino year).
![]()
Focusing on surface temperatures ignores the fact that the oceans continue to warm and acidify, ice continues to melt, and sea levels continue to rise unabated. In fact these processes are happening faster than predicted.
Despite the "pause" or "slowdown", surface temperatures over the past 15 years remain within IPCC predictions
2) There is no doubt over whether its caused by man. Natural cycles would have Earth cooling right now. We have spectroscopic proof that the rise in greenhouse gases is causing more heat to be trapped. We have isotopic proof that the increased level of CO2 is from the combustion of fossil fuels (also, duh ). Ipso facto were causing global warming.
3) Questioning the strategy to combat climate change is fair, but Im not sure how you could question the scientific validity of a carbon tax or cap-and-trade. One way or another we need to curb emissions. Unless you support the geoengineering option, but that opens a whole new can of worms.
4) People are flinging the term denier around rather loosely. Im not calling all the skeptics denialists. Some people are just legitimately ill-informed. Denialism isnt a position so much as it is a style of debate.
Denialism is rather formulaic and easy to spot. The Galileo gambit especially is a dead giveaway. Anyhow, we digress from the topic. If you'd like to discuss any of these issues in detail I suggest we take this over to the global warming thread.
If anyone wants to discuss the details of Crichton's lecture, I suggest first reading the link I provided in my rebuttal above.
BartW - I'm guessing you see the distinction between whether or not GW is AGW and predictive models about the consequences
Likewise, the distinction between is GW actually AGW and the merit and scientific validity of any number of proposals to curb GGases?
On the temperature predictions I'm referring to what predicted surface temperatures were supposed to be (as modeled in the "hockey stick") and what has been observed. We don't have to see things get suddenly cooler to question whether the predictive models are accurate with regard to amount of GW occurring. To be fair there has been cherry picking in the data as well.
I'm also referring to Al Gore style predictions; predictions that tornadoes, hurricanes etc are going to just get more severe, etc. New York underwater. There is plenty passed off as the effects of GW that simply are not scientific consensus yet they get bundled into the whole deal so questioning them makes you a heretic.
I'm not questioning man's effect.
My problem with the solutions are 2 fold: 1) they are not done with real cost/benefit analysis so they are simplistic in only looking at a) potential impact on GHGas levels and b) have implementation problems of not everyone playing nice - eg. Kyoto exemptions doomed any real impact.
2) the solutions are also often agenda laden - several are redistribution schemes and social justice schemes more so than purely scientific schemes.
To summarize - there are degrees of certainty for the larger problem.
We are most certain that:
GW is occurring and man plays a role. This is the primary domain of climate scientists.
We increasingly lose certainty when we start to "predict" the outcomes to life and land and short term weather. Here we see other specialties chiming in - biologists, geologist, sociologists, etc.
Here we also see more doomsday predictions of impact.
We rarely see science (not published? not funded?) about any positive effects of a warmer planet. Clearly there are some. There will be some winners.
We also increasingly lose certainty when we talk about specific fixes to a massively complex system. Sure cutting carbon use sounds like a winner but how much can be cut and what will the real effect be. To hear some of the "legitimate scientists" we are already too far gone.
Additionally we don't see the cost/benefit analysis. What is the financial impact and connected health and mental health impact on decimating the coal industry? Too bad for you?
Strategies always involve trade offs so for this to be legit science we have to objectively consider the trade offs; not be hell bent on reducing GHGases regardless of the consequences.
Those decisions require facts and when one side demonizes another as "deniers" they have given up on looking at the matter scientifically and have moved to political decision making (see how I brought it back to the thread topic)
Obviously you are talking about your ideals right?lol:
No kidding. Why Bart can't accept it's aliens and nobody knows what the world will be like 100 years from now after the aliens show up and turn off the heat I just don't know.
Bham, I think youll find the answer to many of your questions in AR5. There is actually quite a bit of work done precisely on this cost/benefit analysis. And there is in fact research done on the benefits of a warmer planet (for example, the short-term increase in primary productivity).
What, specifically, is your beef with the hockey stick? What solutions do you feel are purely redistribution schemes, and why? What alarmist predictions do you feel have been grossly exaggerated?
Im sure some liberal talking heads occasionally get the facts wrong (libs have their own science denialists notably GMO opponents, animal rights extremists, homeopathics & homebirthers, anti-vaxxers, and to an extent nuclear energy opponents) but on the whole their representation of this issue is much more accurate than what you get from Faux News. The anecdotal alarmist predictions pale in comparison to the vast amount of blatant falsehoods echoed by industry-funded thinktanks and the denial blogosphere.
Again, if you want the bare unpoliticized facts youll have to look at the scientific literature. Read AR5 as its released. Scientists dont have an agenda; they are simply reporting the facts. Thermometers arent democrats or republicans.
He has been widely criticised by green campaigners after he claimed that the much shorter summary for policymakers hammered out in all-night sessions between scientists and government officials over a week-long meeting in Yokohama, Japan was overly alarmist.
In his view, the summary focused on scare stories and suggestions the world faced the four horsemen of the apocalypse.
He said he did not want his name associated with it because he felt uncomfortable with the way the summary exaggerated the economic impact of global warming.
Read more: Green 'smear campaign' against professor who dared to disown 'sexed up' UN climate dossier | Mail Online
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ames Lovelock (photo above), the British inventor, NASA scientist, author, and originator of the Gaia Hypothesis, mocked sustainable development as meaningless drivel, and said the UN makes a mess of everything it gets involved with. In 2006, Lovelock, one of the worlds most famous environmentalist gurus, asserted that due to global warming billions of us will die and the few breeding pairs of people that survive will be in the Arctic where the climate remains tolerable. He now says his predictions were alarmist, and he criticizes his former comrades for having turned environmentalism into a green religion. Lovelock also endorses nuclear power and expanded development of natural gas through hydraulic fracturing, or fracking. But his ultimate heresy is his withering rejection of so-called renewable energy, especially wind power, as a viable
When co-anchor Katie Couric asked Al Gore on the May 24, 2006 Today show What do you see happening in 15 to 20 years if nothing changes? Even Manhattan would be in deep water, he replied: Yes, in fact the World Trade Center Memorial site would be underwater.
Earlier, in January 11, 2006 on the same show, Obama Science Czar John Holdrens prediction was even more terrifying than Gores: There is an even greater threat that scientists can only speculate about. As global temperatures rise, they may cause the massive West Antarctic Ice Sheet to slip more rapidly. Then well be facing a sea-level rise not of one to three feet in a century, but of 10 or 20 feet in a much shorter time. The Supreme Court would be flooded. You could tie your boat to the Washington Monument. Storm surges would make the Capitol unusable.
BartW - let me get at this another way.
Do you believe the following are settled science:
1. The rate of global temperature increase assuming we take no actions that we are not taking now. IOW - are the IPCC or Hansen projections settled science.
2. The theory that the Hansen projections and IPCC projections didn't over estimate temperature rise because that temperature rise occurred in the sea and not in air temperature.
3. The impact of projected temperature increases on short-term weather; storms in particular.
4. The impact of projected temperature increases on society (e.g. the predicted wars, famines, etc.)
5. The impact of projected temperature increases on wildlife
Just to name a few.
Bottomline, there's money in them thar alarmist hills. Ask Al Gore who is now worth more than the evil Vulture Capitalist Mitt Romney. AG has gotten rich on exaggeration.