As far as I know not even Jim Hansen would
claim that warming causes cooler temperatures.
Apparently giving up on the idea that pre-1950 wasn't caused by CO2, but instead are
claiming the warming caused by CO2 has occurred sometime after this point.
Not exact matches
The
claim that increasing CO2 is
causing catastrophic global
warming is being falsified by these facts:
Taylor also
claims that human - induced
warming has
caused rising sea levels and desertification, hence «climate change refugees» which is an issue of human rights.
anyone who
claims that humans
cause global
warming has made an extraordinary
claim.
During the Medieval Climate Anomaly (MCA), Europe basked in balmy weather, and some
claim that whatever natural mechanism
caused it is
warming the world today.
Munichre
claims that this year's floods, Europe's worst ever, might have been
caused by global
warming.
The controversy around this issue has led scientists across Europe to dig deeper into the
claim that solar activity could be a major
cause of global
warming.
During the Presidential primary campaign,
claims were made that the Earth is not
warming, or that
warming is due to purely natural
causes outside of human control.
Claims that the Sun has
caused as much as 70 % of the recent global
warming... presents fundamental puzzles.
The report
claims 95 % confidence that «human influence has been the dominant
cause of the observed
warming since the mid-20th century» How is this value calculated, especially since there is a great discrepancy between the models and observed temperatures, that this tome completely fails to account for.
Cuccinelli cites the Kremlin organ RIA Novosti to «prove» that western climate scientists are LYING about global
warming, but during the 2010 forest fires, Andrei Areshev, a lunatic attached to a Russian Foreign Ministry drunk tank, even
claimed right in this same RIA Novosti that those sneaky U.S. climate scientists were
CAUSING global
warming by beaming secret climate weapons at Russia!
published report, Hayward stated that holding the US back from fulfilling it's petroleum - based product requirements is «a reluctance to develop the nation's massive natural resources under the mistaken belief in the unproven science that
claims carbon dioxide (CO2) emissions from burning of fossil fuels is the major
cause of recent and future
warming of the Earth.
# 102 Kevin: SA
claims that «observed effects of the
warming that has already occurred as a result of the greenhouse gases we have already emitted... are already
causing massive and costly harm.»
A revealing look at RC's «real science:» When SecularAnimist posts a dubious
claim (# 87) about the
cause and effects of global
warming, it remains here.
There is very little science behind the
claim that a doubling of CO2 will
cause one degree C. of
warming — which even if true, adds up to a mere one degree C. of global
warming in about 200 years, assuming CO2 levels increase 2 ppm per year, and the hypothesis is correct.
What deniers want to do is skip all that, misrepresent the models by
claiming they predict steady
warming (conflate multi-model ensemble means with individual model runs), and conclude the physics is wrong and CO2
causes less
warming.
We will at some point post something on the climate / hurricane arguments, but a basic fact is that there is a huge difference between
claiming that global
warming trends will tend, statistically, to lead to more / larger hurricanes, and attributing specific events in specific years to such
causes.
Since a commenter mentioned the medieval vineyards in England, I've been engaged on a quixotic quest to discover the truth about the oft - cited, but seldom thought through,
claim that the existence of said vineyards a thousand years ago implies that a «Medieval
Warm Period «was obviously
warmer than the current climate (and by implication that human -
caused global
warming is not occuring).
The point I am trying to make is «when it is
claimed that DO events represent a much larger and more rapid climate change than anthropogenic global
warming,» perhaps DO events do
cause rapid regional climate change larger and more rapid than anthropogenic global
warming generally.
He then goes on to say that «McKitrick and McIntyre's article «undermines
claims about what
caused late 20th century
warming» (essentially ignoring most of the points made above by Rahmstorf).
Via Earth2Tech More Transportation Articles Rasmussen Survey: Nobody Listens to Scientists, Only 34 % of US Voters Believe Global
Warming is
Caused by Human Activity Toyota to Cut New Prius Hybrid Base Price to $ 21,000, Offer 5 Trim Levels EU Closes Car Air Conditioner Regulatory Loophole, Earth's Climate Wins Toyota
Claims Over 20,000 Pre-Orders for 2010 Toyota Prius Hybrid Breathtaking!
However, the
claims by certain scientists that the extremely active hurricane seasons of 2004/2005 were due to a cyclic phenomenon in the Atlantic ocean known as the «Atlantic Multidecadal Oscillation», in which an accelerating Gulf Stream
causes warm water to move northward, were quite astounding and also unsupported.
-- it's interesting for the pictures showing how different roof and wall paints / colors collect heat, though it's a bit odd in
claiming this is the
cause of global
warming.
Conversely I note that if CO2 directly
causes warming as you appear to be
claiming, the fact that ice cores show that temperatures increased about 800 years before a CO2 increase (and a latter decline in temperatures before CO2 levels declined) casts doubt upon CO2 as a driver.
Re # 158 (Sashka): I read the document you linked to at http://www.aei-brookings.org/admin/authorpdfs/page.php?id=236 and found out that the $ 5T number you
claimed as the cost of Kyoto compliance is not that at all, but is actually Bjorn Lomborg's quote of Nordhaus» figure for how much it would cost to pay for global
warming -
caused damage in the developing world over the course of the current century if nothing were done to impede the
warming.
Gavin, I agree completely with the standard picture that you describe, but I don't agree with the
claim that ``... as surface temperatures and the ocean heat content are rising together, it almost certainly rules out intrinsic variability of the climate system as a major
cause for the recent
warming».
A recent slowdown in global
warming has led some skeptics to renew their
claims that industrial carbon emissions are not
causing a century - long rise in Earth's surface temperatures.
Depending on from where you measure, the
warming in the first half of the 20th century is about one third to one half of the total, so that suggests 40 to 50 % of the
warming in the first half of the century was
caused by solar (which is a lot less than Scafetta is
claiming).
Both sources are confusing you, RC perhaps because your questions were both too simple and potentially too embarrassing, this article because you make the leap of logic that Patrick alluded to in # 2, that
warming climate
caused the increase in rainfalll, not
warmer weather as is the
claim of the researchers.
Once again we see the «jump - on - the - bandwagon» «scientists»
claiming that global
warming is man -
caused and can be mitigated.
109 SecularAnimist: I have repeatedly asked you for the basis of your
claim that observed effects of anthropogenic
warming are already
causing massive and costly harm.
The climate - change debunkers include Richard S. Lindzen, 67, a meteorologist at the Massachusetts Institute of Technology who
claims that human -
caused warming is inconsequential, and Michael Crichton, 64, the novelist and moviemaker.
«Deniers will
claim in the same breath (or within a few minutes) that (a) temperatures can not be measured reliably, (b) there is definitely no
warming, (c) the
warming isn't
caused by humans, and (d) we are doing ourselves a favor by
warming the planet.
Plus you totally failed to cite a single peer reviewed that empirically shows that anthropogenic CO2 was the primary
cause of the late 20th century
warming like your climate cult
claims.
No wonder he
claims that humans are
causing global
warming.
The 2007 IPCC Report
claimed with over 90 % certainty that human produced CO2 is almost the sole
cause of global
warming.
However,
claiming that CO2 has only
caused 35 % of global
warming is a gross misinterpretation and misunderstanding of the paper.
Unlike these climate scientists, who have solid evidence that humans are not
causing the majority of
warming and / or the
warming is not dangerous, Galileo and his fellow helieocentrists did not have a shred of evidence to back up the
claim.
It has been
claimed that late 20th Century was unprecedented in temperature and that nothing could have
caused the
warming except CO2.
This particular category doesn't state how much global
warming humans are
causing, and hence climate contrarians
claim that because they admit humans are
causing some global
warming, they should be included in the 97 percent.
Yet another clown dancing dodge by Robert, who can't cite a single peer reviewed paper that empirically shows anthropogenic CO2 has been the primary
cause of the late 20th century
warming as your climate cult
claims.
How else can the developing countries
claim that the developed countries must compensate them for the damages
caused by all of the
warming?
This is the CRUX of the
claim that Harries01 uses empirical data to PROVE that CO2 is the primary
cause of
warming.
It
claimed that the process resulting in the IPCC report was flawed, and that if Global
Warming really was human -
caused that energy would be better spent trying to mitigate the damage it would do, as opposed to trying to stop it.
In particular, the authors find fault with IPCC's conclusions relating to human activities being the primary
cause of recent global
warming,
claiming, contrary to significant evidence that they tend to ignore, that the comparatively small influences of natural changes in solar radiation are dominating the influences of the much larger effects of changes in the atmospheric greenhouse gas concentrations on the global energy balance.
«That you can't support your
claims with any substantive body of research...» The empirical data shows that natural climate variability is still the primary
cause of the climate
warming of the past century.
They
claim that economic activity is the key to human production of CO2, which
causes warming.
But you can NOT support your
claims with empirical data, because just as I pointed out, and you have failed to refute, there isn't a single peer reviewed paper that empirically shows that anthropogenic CO2 was the primary
cause of the late 20th century
warming like your climate alarmist religion
claims.
Nobody is making a
claim that ENSO
causes global
warming.