amicus
Literotica Guru
- Joined
- Sep 28, 2003
- Posts
- 14,812
Lucifer...Mab....
Not that you will accept this either...
http://www.bullatomsci.org/issues/1992/j92/j92.singer.html
Warming theories
need warning label
by FRED SINGER
The conventional wisdom these days seems to be as follows: increasing carbon dioxide from burning fossil fuel is enhancing the natural atmospheric greenhouse effect. By the next century, the resulting global warming will present a clear and present danger to humankind. We need to find radical solutions as quickly as possible to avert catastrophes-including violent weather, parched farmlands, rising sea levels, flooded continents, complete ecological collapse, and millions of environmental refugees. I suppose that many readers of the Bulletin would agree.
Furthermore, some of the more ardent proponents of global warming theories seem to believe that it is somehow inappropriate, if not downright immoral, for any scientist to emphasize the theories' uncertainties. Their argument seems to be that it is better for national governments to do something, however costly (even if it turns out that warming theories are wrong), rather than risk waiting for more certain and persuasive data.
It is not surprising that such views are widely held. After all, the public has been exposed to a steady diet of hyped news stories and TV specials and propagandized by environmental pressure groups. However, these views are not shared by all specialists in atmospheric physics or climatology-scientists who actually study these problems. There is no scientific consensus in support of a greenhouse warming threat.
A growing number of experts have become concerned that opinion-making and "publication by press release" are being used to influence environmental policy. With momentum building toward the "Earth Summit"-the U.N. Conference on Environment and Development (UNCED) in Rio de Janeiro this month-the issue of climate warming has taken center stage. Many scientists have spoken out. Philip Abelson, in a lead editorial in the March 30, 1990, Science, observed that "if [global warming] is analyzed applying the customary standards of scientific inquiry, one must conclude that there has been more hype than solid fact."
Robert M. White, president of the National Academy of Engineering and a distinguished meteorologist, wrote in the July 1990 Scientific American, "Given this 'cry wolf' history, it is not surprising that many meteorologists harbor deep reservations about taking costly actions on the basis of predictions of a climate warming." And in late December, John Houghton, chief editor of the U.N.-sponsored Intergovernmental Panel on Climate Change (IPCC) Report, which forms the basis for the global warming portion of the UNCED Earth Summit, announced a much reduced prediction of future climate warming based on new studies. As reported in the December 29, 1991 Sunday Times of London, Houghton, who also directs the British Meteorological Office, castigated environmental activists for scaremongering.
About global warming
During the summer of 1991, researchers at the Science & Environmental Policy Project (SEPP), an independent, foundation-funded research group, sent survey forms to more than 120 U.S. atmospheric scientists. Most of these scientists had contributed to or reviewed the IPCC report, which has been widely described by UNCED supporters as presenting a "scientific consensus" about the reality and danger of enhanced greenhouse warming. Colleagues who worked on the report had complained that its "Policymakers Summary" did not accurately represent the conclusions in the report itself. And journalists and bureaucrats presumably read only the summary, not the rather technical 400-page report.
The survey results were remarkable. Of over 50 scientists who responded, 23 agreed that the summary did not represent the report fairly and could be misleading to non-scientists. An overwhelming majority of respondents agreed that there was no clear evidence in the climate record of the last 100 years for enhanced greenhouse warming due to human activities. Nearly all respondents expressed skepticism about the adequacy of the global climate models (GCMs) used to predict future climate warming.
Other independent surveys support these findings. For example, a November 1991 Gallup poll of 400 members of the American Meteorological Society and the American Geophysical Union (actively involved in global climate research) responded to the question: Do you think that global average temperatures have increased during the past 100 years and, if so, is the warming within the range of natural, non- human-induced fluctuation? The poll found that only 19 percent believed that human-induced global warming has occurred.
Greenpeace International also surveyed scientists who worked on the IPCC report. Asked whether business-as-usual-policies might instigate a runaway greenhouse effect at some (unspecified) future time, only 13 percent of the 113 respondents thought it "probable" and 32 percent "possible." But 47 percent said "probably not"-far from a consensus. Jeremy Leggett, Director of Sciences in Greenpeace Inter- national's Atmosphere and Energy Campaign, described this same survey as revealing "an as-yet poorly expressed fear among a growing number of climate scientists that global warming could lead not just to severe problems but complete ecological collapse."
These surveys all guaranteed respondents' anonymity, although some did sign their names. But this February, SEPP went a step further and contacted some 300 atmospheric physicists and meteorologists (most of them serving on technical committees of the American Meteorological Society) and asked them to publicly endorse a strongly-worded statement (see the facing page) expressing concern that policy initiatives being developed for the Earth Summit were being driven by "highly uncertain scientific theories." One of those who replied objected, four wanted changes, but more than 50 put their names to the statement.
These surveys all confirm that most climate scientists believe that some global warming may be occurring, but that catastrophic predictions are unsupported by the scientific evidence, and that predictions of disaster are based on yet-to-be validated climate models.
But what do the surveys mean in terms of greenhouse warming? Science is not democratic; truth is not arrived at by vote. The surveys tell us that there are still unanswered questions that need to be settled by additional research before drastic and far-reaching policies are undertaken. And there is time for this research.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Taken from the middle of the 6th paragraph from the bottom:
"An overwhelming majority of respondents agreed that there was no clear evidence in the climate record of the last 100 years for enhanced greenhouse warming due to human activities."
Which is what I stated at the beginning of this discussion.
da ball be in ur court...
amicus
Not that you will accept this either...
http://www.bullatomsci.org/issues/1992/j92/j92.singer.html
Warming theories
need warning label
by FRED SINGER
The conventional wisdom these days seems to be as follows: increasing carbon dioxide from burning fossil fuel is enhancing the natural atmospheric greenhouse effect. By the next century, the resulting global warming will present a clear and present danger to humankind. We need to find radical solutions as quickly as possible to avert catastrophes-including violent weather, parched farmlands, rising sea levels, flooded continents, complete ecological collapse, and millions of environmental refugees. I suppose that many readers of the Bulletin would agree.
Furthermore, some of the more ardent proponents of global warming theories seem to believe that it is somehow inappropriate, if not downright immoral, for any scientist to emphasize the theories' uncertainties. Their argument seems to be that it is better for national governments to do something, however costly (even if it turns out that warming theories are wrong), rather than risk waiting for more certain and persuasive data.
It is not surprising that such views are widely held. After all, the public has been exposed to a steady diet of hyped news stories and TV specials and propagandized by environmental pressure groups. However, these views are not shared by all specialists in atmospheric physics or climatology-scientists who actually study these problems. There is no scientific consensus in support of a greenhouse warming threat.
A growing number of experts have become concerned that opinion-making and "publication by press release" are being used to influence environmental policy. With momentum building toward the "Earth Summit"-the U.N. Conference on Environment and Development (UNCED) in Rio de Janeiro this month-the issue of climate warming has taken center stage. Many scientists have spoken out. Philip Abelson, in a lead editorial in the March 30, 1990, Science, observed that "if [global warming] is analyzed applying the customary standards of scientific inquiry, one must conclude that there has been more hype than solid fact."
Robert M. White, president of the National Academy of Engineering and a distinguished meteorologist, wrote in the July 1990 Scientific American, "Given this 'cry wolf' history, it is not surprising that many meteorologists harbor deep reservations about taking costly actions on the basis of predictions of a climate warming." And in late December, John Houghton, chief editor of the U.N.-sponsored Intergovernmental Panel on Climate Change (IPCC) Report, which forms the basis for the global warming portion of the UNCED Earth Summit, announced a much reduced prediction of future climate warming based on new studies. As reported in the December 29, 1991 Sunday Times of London, Houghton, who also directs the British Meteorological Office, castigated environmental activists for scaremongering.
About global warming
During the summer of 1991, researchers at the Science & Environmental Policy Project (SEPP), an independent, foundation-funded research group, sent survey forms to more than 120 U.S. atmospheric scientists. Most of these scientists had contributed to or reviewed the IPCC report, which has been widely described by UNCED supporters as presenting a "scientific consensus" about the reality and danger of enhanced greenhouse warming. Colleagues who worked on the report had complained that its "Policymakers Summary" did not accurately represent the conclusions in the report itself. And journalists and bureaucrats presumably read only the summary, not the rather technical 400-page report.
The survey results were remarkable. Of over 50 scientists who responded, 23 agreed that the summary did not represent the report fairly and could be misleading to non-scientists. An overwhelming majority of respondents agreed that there was no clear evidence in the climate record of the last 100 years for enhanced greenhouse warming due to human activities. Nearly all respondents expressed skepticism about the adequacy of the global climate models (GCMs) used to predict future climate warming.
Other independent surveys support these findings. For example, a November 1991 Gallup poll of 400 members of the American Meteorological Society and the American Geophysical Union (actively involved in global climate research) responded to the question: Do you think that global average temperatures have increased during the past 100 years and, if so, is the warming within the range of natural, non- human-induced fluctuation? The poll found that only 19 percent believed that human-induced global warming has occurred.
Greenpeace International also surveyed scientists who worked on the IPCC report. Asked whether business-as-usual-policies might instigate a runaway greenhouse effect at some (unspecified) future time, only 13 percent of the 113 respondents thought it "probable" and 32 percent "possible." But 47 percent said "probably not"-far from a consensus. Jeremy Leggett, Director of Sciences in Greenpeace Inter- national's Atmosphere and Energy Campaign, described this same survey as revealing "an as-yet poorly expressed fear among a growing number of climate scientists that global warming could lead not just to severe problems but complete ecological collapse."
These surveys all guaranteed respondents' anonymity, although some did sign their names. But this February, SEPP went a step further and contacted some 300 atmospheric physicists and meteorologists (most of them serving on technical committees of the American Meteorological Society) and asked them to publicly endorse a strongly-worded statement (see the facing page) expressing concern that policy initiatives being developed for the Earth Summit were being driven by "highly uncertain scientific theories." One of those who replied objected, four wanted changes, but more than 50 put their names to the statement.
These surveys all confirm that most climate scientists believe that some global warming may be occurring, but that catastrophic predictions are unsupported by the scientific evidence, and that predictions of disaster are based on yet-to-be validated climate models.
But what do the surveys mean in terms of greenhouse warming? Science is not democratic; truth is not arrived at by vote. The surveys tell us that there are still unanswered questions that need to be settled by additional research before drastic and far-reaching policies are undertaken. And there is time for this research.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Taken from the middle of the 6th paragraph from the bottom:
"An overwhelming majority of respondents agreed that there was no clear evidence in the climate record of the last 100 years for enhanced greenhouse warming due to human activities."
Which is what I stated at the beginning of this discussion.
da ball be in ur court...
amicus
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