[Vision2020] PNAS 2-22-16: Study Reveals Stunning Acceleration of Sea Level Rise, Potential 4 ft., This Century

Ron Force ronforce at gmail.com
Mon Feb 29 18:29:34 PST 2016


Solomon is a sort of environmentalist, but his real foe is nuclear power.
One can infer he's a climate denier because one of the proposed solutions
to carbon usage is nuclear power. No climate change, no need for nukes. The
reviews of his book mentioned that he had to distort the views of the
people in the book to make them into climate skeptics.

The hockey stick graph. rather than being proved to be in error, was
confirmed by a report of the National Academy of Sciences in 2006: "The
report states: “The basic conclusion of Mann et al. (1998, 1999) was that
the late 20th century warmth in the Northern Hemisphere was unprecedented
during at least the last 1000 years. This conclusion has subsequently been
supported by an array of evidence that includes both additional large-scale
surface temperature reconstructions and pronounced changes in a variety of
local proxy indicators, such as melting on ice caps and the retreat of
glaciers around the world”.
https://www.newscientist.com/article/dn11646-climate-myths-the-hockey-stick-graph-has-been-proven-wrong/

Further work has refined it, but not refuted it's conclusions:
http://www.theatlantic.com/technology/archive/2013/05/the-hockey-stick-the-most-controversial-chart-in-science-explained/275753/



Ron Force
Moscow Idaho USA

On Sun, Feb 28, 2016 at 5:11 PM, lfalen <lfalen at turbonet.com> wrote:

> What you have pointed out is acknowledged in the  book. Solomon merely
> says that these folks take issue with some aspects of the argument. They do
> not disagree with everything. For example they have a high regard for Mann,
> but point out that his hockey stick graph is in error. He says that the
> common consensus may be right, but that it is not settled.
>
> Roger
>
>
> -----Original Message-----
> Subject: Re: [Vision2020] PNAS 2-22-16: Study Reveals Stunning
> Acceleration of Sea Level Rise, Potential 4 ft., This Century
> From: "Ron Force" <ronforce at gmail.com>
> To: lfalen <lfalen at turbonet.com>, "Moscow Vision 2020" <
> vision2020 at moscow.com>
> Date: 02/28/16 23:42:00
>
> When you list authorities who deny some aspect of climate science, you
> should really look into their backgrounds before posting the list. While i
> didn't go through the whole list, here's the first few:
>
> Edward Wegman-- a statistician who presented a critical report on behalf
> of a Republican House member. The report was withdrawn after it was found
> to be plagiarized.
>
> Richard Tol-- doesn't deny that climate change exists, just thinks that
> the economic consequences won't be severe.
>
> Christopher Landsea-- in agreement with climate change forecasts, but
> doesn't believe that the severity of current hurricanes can be traced to
> global warming.
>
> Duncan Wingham-- In the 1990s, Wingham was involved in a four-year
> satellite study of the Antarctic ice sheet . His conclusion then, and
> from later research, is that the Antarctic has contributed little to
> observed rising sea levels <https://en.wikipedia.org/wiki/Sea_levels> in
> the 20th century. However, he has also stated that "it is possible that the
> consequences of global warming
> <https://en.wikipedia.org/wiki/Global_warming> on sea level rise have
> been underestimated... Other sources of rise must be underestimated. In
> particular it is possible that the effect of global warming on thermal
> expansion [on the oceans] is larger than we thought" (Wikipedia)
>
> Bob Carter (Robert i Carter) (deceased) Lost his position at Cook
> University for failure to publish in peer-reviewed publications. Was on the
> payroll of the Heartland Institute (Koch Brothers).
>
> Vincent Gray--- Chief chemist (retired) for the New Zealand Coal Research
> Organization...
> and on it goes.
>
>
> Ron Force
> Moscow Idaho USA
>
> On Sat, Feb 27, 2016 at 1:35 PM, lfalen < lfalen at turbonet.com
> <http://index.html?_n%5Bp%5D%5Bmain%5D=win.main.tree&_n%5Bp%5D%5Bcontent%5D=mail.compose&to=lfalen@turbonet.com>
> > wrote:
>
>> There is climate change all the time, but how much is due to
>> anthropogenic causes is debatable. Read the book The Deniers by Lawrence
>> Solomon. He lists the following as questioning some aspects of the
>> prevailing dogma - Dr. Edward Wegman, Dr. Richard Toll, Dr. Christopher
>> Landsea, Dr. Duncan Wingham, Dr. Robert lCarter, Dr. Richard Lindzen, Dr.
>> Vincent Gray, Dr. Syun-I chi Akasodu, Dr. Tom V. Segalstad,, Zbigniew
>> Jaworoski, David Bromwich, Hendrik Tennekes, Freeman Dyson, Antonino
>> Zichichi, Dr. Eigil Friis-Cristensen, Dr. Henrik Svensmark, Sami Solanki,
>> Japer Kirby, Habibullo Abdussamatov, Dr. George Hukla, Rhodes Fairbridge,
>> Dr. William Gray, Dr. Cliff Ollier, Paul Reiter. Some who formally embraced
>> the anthropogenic aspect but now have doubts are Roger Revelle, Claude
>> Allegre, Reid Bryson and David Bellamy. Ravelle is Al Gores mentor. There
>> is climate change but the cause is not settled. This dose not mean that we
>> should not be concerned about air pollution and should be trying to improve
>> that.
>>
>> Roger
>>
>>
>>
>>
>>
>>
>> -----Original Message-----
>> Subject: [Vision2020] PNAS 2-22-16: Study Reveals Stunning Acceleration
>> of Sea Level Rise, Potential 4 ft., This Century
>> From: "Ted Moffett" < starbliss at gmail.com
>> <http://index.html?_n%5Bp%5D%5Bmain%5D=win.main.tree&_n%5Bp%5D%5Bcontent%5D=mail.compose&to=starbliss@gmail.com>>
>>
>> To: "Moscow Vision 2020" < vision2020 at moscow.com
>> <http://index.html?_n%5Bp%5D%5Bmain%5D=win.main.tree&_n%5Bp%5D%5Bcontent%5D=mail.compose&to=vision2020@moscow.com>>
>>
>> Date: 02/26/16 04:41:48
>>
>> Article just published in the Proceedings of the National Academy of
>> Sciences is at second link below, with an article from Climate Central
>> about this article lower down. The 4 ft. sea level rise
>> potential by the end of this century is mentioned in the Climate Central
>> article, based on a business as usual scenario, with the global economy
>> continuing to be primarily fossil fuel powered. And for long term time
>> scales, sea level rise from anthropogenic global warming could continue for
>> centuries, as the first reference below indicates. Global warming has the
>> potential to remain a major problem for many generations in the future:
>>
>>
>> http://www.antarcticglaciers.org/2013/07/sea-level-rise-over-next-2000-years/
>> Sea level rise over the next 2000 years
>> Posted on 17/07/2013
>> <http://www.antarcticglaciers.org/2013/07/sea-level-rise-over-next-2000-years/>
>> by Bethan Davies <http://www.antarcticglaciers.org/author/bethan/>
>> A new paper by Levermann et al. in PNAS
>> <http://www.pnas.org/content/early/2013/07/10/1219414110> uses the
>> record of past rates of sea level rise from palaeo archives and numerical
>> computer models to understand how much sea level rise we can expect per
>> degree of warming in the future. These data suggest that we can expect a
>> global sea level rise of 2.3 m per 1°C of warming within the next 2000
>> years: well within societal timeframes. A 2°C of warming would result in
>> a global sea level rise of 4.8 m within 2000 years. This would inundate
>> many coastal cities in Europe alone, and cause untold economic and societal
>> damage.
>> ------------------------------------------------------------
>>
>> "Temperature-driven global sea-level variability in the Common Era"
>>
>> http://www.pnas.org/content/early/2016/02/17/1517056113
>>
>> ------------------------------------------------
>>
>> Study Reveals Stunning Acceleration of Sea Level Rise
>>
>>
>> http://www.climatecentral.org/news/study-reveals-acceleration-of-sea-level-rise-20055
>>
>> Published: February 22nd, 2016
>>
>> By John Upton
>> The oceans have heaved up and down as world temperatures have waxed and
>> waned, but as new research tracking the past 2,800 years shows, never
>> during that time did the seas rise as sharply or as suddenly as has been
>> the case during the last century.
>> The new study, the culmination of a decade of work by three teams of
>> farflung scientists, has charted what they called an "acceleration" in sea
>> level rise that's triggering and worsening flooding in coastlines around
>> the world.
>> The findings also warn of much worse to come.
>> The scientists reported in a paper published Monday
>> <http://www.pnas.org/cgi/doi/10.1073/pnas.1517056113> in Proceedings of
>> the National Academy of Sciences that they have greater than 95 percent
>> certainty that at least half of more than 5 inches of sea level rise they
>> detected during the 20th century was directly caused by global warming.
>>
>> <http://assets.climatecentral.org/images/made/2_22_16_John_CC_NuisanceFlooding_GlobalSLR_1050_718_s_c1_c_c.jpg>
>> "During the past millennia, sea level has never risen nearly as fast as
>> during the last century," said Stefan Rahmstorf
>> <http://www.pik-potsdam.de/~stefan/> , a physics professor at Potsdam
>> University in Germany, one of 10 authors of the paper. "That was to be
>> expected, since global warming inevitably leads to rising seas."
>> By trapping heat, rising concentrations of atmospheric pollution are
>> causing glaciers and ice sheets to melt into seas, lifting high tides ever
>> higher.
>> Globally, average temperatures have risen about 1°C
>> <http://www.climatecentral.org/news/the-world-is-halfway-to-2c-19663>
>> (nearly 2°F) since the 1800s. Last year was the hottest recorded
>> <http://www.climatecentral.org/news/2015-hottest-year-2016-could-surpass-19929>
>> , easily surpassing the mark set one year earlier
>> <http://www.climatecentral.org/news/record-2014-hottest-year-18502> .
>> The expansion of warming ocean water was blamed in a recent study
>> <http://www.climatecentral.org/news/rapid-ocean-warming-making-floods-worse-19955>
>> for about half of sea level rise during the past decade.
>> Changes in sea level vary around the world and over time, because of the
>> effects of ocean cycles, volcanic eruptions and other phenomenon. But the
>> hastening pace of sea level rise is being caused by climate change.
>> "The new sea level data confirm once again just how unusual the age of
>> modern global warming, due to our greenhouse gas emissions, is," Rahmstorf
>> said. "They also demonstrate that one of the most dangerous impacts of
>> global warming, namely rising seas, is well underway."
>> Were it not for the effects of global warming, the researchers concluded
>> that sea levels might actually have fallen during the 20th century. At the
>> very least, they would have risen far less than was actually the case.
>> A report published by Climate Central on Monday, the result of an
>> analysis based in part on the findings in Monday's paper, concluded that
>> climate change was to blame for three quarters of the coastal floods
>> recorded in the U.S. from 2005 to 2014, mostly high tide floods. That was
>> up from less than half of floods in the 1950s.
>> "I think this is really a first placing of human fingerprints on coastal
>> floods, and thousands of them," said Ben Strauss
>> <https://www.climatecentral.org/what-we-do/people/ben_strauss> , vice
>> president for sea level and climate impacts at Climate Central. Strauss led
>> the analysis, which also involved government and academic researchers.
>> Governments and communities have been slow to respond to the crisis of
>> rising seas, though efforts to adapt to the changes underway are now being
>> planned around the world.
>> "There's a definite recognition among people who weren't talking about
>> sea level rise 5 years ago that it's something to be concerned about," said Laura
>> Tam <http://www.spur.org/about/staff/laura-tam> , a policy director at
>> SPUR, which is an urban planning think-tank based in San Francisco. "And
>> something that needs to be planned for."
>> A high-profile effort to track long-term changes in sea levels was based
>> on analysis of sediment layers at a single location in North Carolina. Published
>> in 2011 <http://www.pnas.org/content/108/27/11017.abstract> , that study
>> produced a chart of sea levels that bounced up and down over time, changing
>> with global temperatures, and then ticked sharply upward as
>> industrialization triggered global warming.
>> "North Carolina basically showed us that this could be done," said Andrew
>> Kemp <http://eos.tufts.edu/people/kemp.htm> , a sea level scientist at
>> Tuft's University. He was a co-author of both Monday's paper and the paper
>> published in 2011.
>> Monday's paper combined the data from North Carolina with similar
>> analyses from 23 other locations around the world plus data from tide
>> gauges.
>> Rob DeConto <http://www.geo.umass.edu/faculty/deconto/Site/Home.html> ,
>> a professor at UMass Amherst who researches prehistoric climates, and who
>> was not involved with the study, described the report as a "nice job" that
>> "used a lot more data than anybody else has used in a study like this."
>> RELATED The Human Fingerprints on Coastal Floods
>> <http://www.climatecentral.org/news/the-human-fingerprints-on-coastal-floods-20050>
>> Images Show Impact of Sea Level Rise on Global Icons
>> <http://www.climatecentral.org/news/global-icons-at-risk-from-sea-level-rise-pictures-19633>
>> What Does U.S. Look Like With 10 Feet of Sea Level Rise?
>> <http://www.climatecentral.org/news/us-with-10-feet-of-sea-level-rise-17428>
>> The analysis goes further than explaining historical sea level rise. It
>> includes worrying projections for the future.
>> By extending their findings to future scenarios, the scientists showed
>> that the amount of land that could be inundated in the coming years will
>> depend heavily on whether humanity succeeds in slashing pollution from fuel
>> burning, deforestation and farming.
>> The Paris Agreement negotiated in December
>> <http://www.climatecentral.org/news/world-unites-delivers-hopeful-climate-deal-19808>
>> aims to do just that, with nations agreeing to take voluntary steps to
>> reduce the amount of pollution they release after 2020. It could take
>> decades, though, before that untested approach is revealed to have been a
>> success, a failure, or something in between.
>> Even If humans quickly stop polluting the atmosphere, potentially keeping
>> a global temperature rise to well below 2°C (3.8°F) compared with
>> preindustrial times - a major goal of the Paris climate agreement - seas
>> may still rise by an additional 9 inches to 2 feet this century, the study
>> concluded. That would trigger serious flooding in some areas, and worsen it
>> in others.
>> Under the worst-case scenario investigated, if pollution continues
>> unabated, and if seas respond to ongoing warming by rising at the fastest
>> rates considered likely, sea levels could rise more than 4 feet this
>> century alone, wiping out coastal infrastructure and driving communities
>> inland.
>>
>> <http://assets.climatecentral.org/images/made/2_22_16_John_CC_NuisanceFlooding_USFloodDays_decades_1050_718_s_c1_c_c.jpg>
>> The problem would be made far worse if the Antarctic or Greenland ice
>> sheets collapse - something that's difficult to forecast.
>> Their projections for future sea level rise were similar to those published
>> in 2013 <https://www.ipcc.ch/report/ar5/wg1/> by scientists convened by
>> the United Nations, following the Intergovernmental Panel on Climate
>> Change's most recent assessment
>> <http://www.climatecentral.org/blogs/the-5-scariest-charts-from-the-ipcc-climate-report-16529>
>> of climate science.
>> They also closely matched projections that were coincidentally published
>> in a separate paper <http://www.pnas.org/cgi/doi/10.1073/pnas.1500515113>
>> in the same journal on Monday.
>> The similarity of the other papers' projections "strengthens the
>> confidence" in the findings, said Robert Kopp <http://www.bobkopp.net/>
>> , a Rutgers University climate scientist who led the analysis.
>> The convergence of the findings in Monday's papers was a "nice result,"
>> said Matthias Mengel <http://www.pik-potsdam.de/~mengel/> , a researcher
>> at at Potsdam University who coauthored the other sea level rise study
>> released Monday. He led a team of sea level scientists who took a different
>> approach than Kopp's team to projecting future sea levels.
>> Mengel's team projected future sea levels by combining the results of
>> models that anticipate changes to icebergs, ice sheets and ocean expansion
>> in the years ahead, and used those findings to predict sea levels.
>> For years, different approaches to projecting future sea level rise have
>> arrived at different results, but the gap has recently been closing, which
>> Mengel described as "a really good sign for sea level science" - even if
>> it's ominous news for humanity.
>> ---------------------------------------
>> Vision2020 Post: Ted Moffett
>> ------------------------------
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