«
Our analysis shows warming underway by 1800, large variations up and down throughout the 19th century, and that variability on the 3 - 15 year scale has been dramatically decreasing over the past two centuries.»
As for a secular warming trend, the Berkeley Earth
analysis shows a warming trend back to 1800, with considerable variability in the late 18th century.
My trend
analysis shows the warming of the waters outside the dome and the cooling of the waters that comprise the dome.
McIntyre's
analysis shows no warming using the alternative core selection.
Not exact matches
An
analysis of influenza patterns
show that
warmer - than - average winters coincided with more severe outbreaks, bad news for a
warming world
Cutting the amount of short - lived, climate -
warming emissions such as soot and methane in our skies won't limit global
warming as much as previous studies have suggested, a new
analysis shows.
More telling, a detailed literature
analysis by climatologist Thomas Peterson of NOAA and colleagues
shows that, even in the 1970s, the bulk of the climate papers tentatively foresaw a
warming trend.
Analyses of sediment cores
show that Arctic summers 3.6 million years ago were a good 8 degrees Celsius
warmer than they are today, and supported Douglas fir and hemlock.
The isotopic
analysis showed that seawater temperatures in the Antarctic in the Late Cretaceous averaged about 46 degrees Fahrenheit, punctuated by two abrupt
warming spikes.
Their
analysis showed that the tendency of storm tracks to veer in the direction of the poles intensifies in
warmer conditions.
Statistical
analysis of average global temperatures between 1998 and 2013
shows that the slowdown in global
warming during this period is consistent with natural variations in temperature, according to research by McGill University physics professor Shaun Lovejoy.
«What our
analysis shows is that this era of global
warming will be as big as the end of the Ice Age.
The
analysis follows previous studies that
show that a business - as - usual scenario, which assumes a continued growth of global emissions, would deliver a
warming increase of 4.5 °C by 2100.
«But our
analyses show that northern fens, such as those created when permafrost thaws, can have emissions comparable to
warm sites in the tropics, despite their cold temperatures.
In our preliminary
analysis of these stations, we found a
warming trend that is
shown in the figure.
The Berkeley Earth
analysis shows that over the past 50 years the poor stations in the U.S. network do not
show greater
warming than do the good stations.
After 2014 was declared the
warmest year on record, a Climate Central
analysis showed that 13 of the 15
warmest years in the books have occurred since 2000 and that the odds of that happening randomly without the boost of global
warming was 1 in 27 million.
Professor Kug notes that further research is needed to obtain a general conclusion on the matter, but this research delivers important implications for climate adaptation because the
analysis shows that if current
warming trends continue, it is feasible to conclude that the ecosystems in regions affected by the anomalous climate will suffer greater damages due to the cold and dry spells.
«For example, our
analyses show that the physiological performance of A. cristatellus in dry habitats will decrease by about 25 % under future
warming, but that their activity budgets will decrease by 50 %.
Complementary
analyses of the surface mass balance of Greenland (Tedesco et al, 2011) also
show that 2010 was a record year for melt area extent... Extrapolating these melt rates forward to 2050, «the cumulative loss could raise sea level by 15 cm by 2050 ″ for a total of 32 cm (adding in 8 cm from glacial ice caps and 9 cm from thermal expansion)- a number very close to the best estimate of Vermeer & Rahmstorf (2009), derived by linking the observed rate of sea level rise to the observed
warming.
Climate records derived from the
analysis of sediments
show that ice shelves off the peninsula have been absent in several earlier eras, when natural variability
warmed the world.
The hockey stick - shape temperature plot that
shows modern climate considerably
warmer than past climate has been verified by many scientists using different methodologies (PCA, CPS, EIV, isotopic
analysis, & direct T measurements).
In his Figure 5 under a section entitled «A New Northern Hemisphere Summer Temperature Record» he
shows that the mid to late 20th century temperature as determined from tree ring
analysis is far
warmer than any period in the past that his
analysis includes (this only goes back to 1400 AD).
A separate Climate Central
analysis showed that
warming made that record for Europe 35 to 80 times more likely.
While El Niño contributed to the record, a Climate Central
analysis has
shown that 2015's high temperature was overwhelmingly the result of manmade
warming.
Secondly, it hangs its hat on one particular reconstruction that
shows cooling, while other results and independent
analyses indicate slight
warming.
This is why Stott et al conclude that «Nevertheless the results confirm previous
analyses showing that greenhouse gas increases explain most of the global
warming observed in the second half of the twentieth century,» DESPITE their indications that HadCM3 underestimates the observed response to solar forcing.
And their mathematical
analyses show that changes in the atmosphere due to human activities have been largely behind this
warming.
These
analyses, whilst not disproving the anthropogenic global
warming theory, do
show that the climate we are in today is not unusual in recent history, and therefore the possibility of natural variability causing the
warming can not be ruled out, as it seemingly has been by many «independent» scientists, and the IPCC.
Data
analysis, physical observations and basic arithmetic all
show ENSO can not explain the long term
warming trend over the past few decades.
World governments are cooperating as they work to slip a leash around the monstrous problem of global
warming, but new
analysis shows that leash will need to be severely tightened in the coming years if damage from future
warming is to be meaningfully reduced.
A Climate Central
analysis shows that 13 of the hottest 15 years on record have all occurred since 2000 and that the odds of that happening randomly without the boost of global
warming is 1 in 27 million.
While a strong El Niño and other climate patterns are playing a role in regional and global temperatures, the vast majority of the excess heat this year comes from manmade global
warming, a Climate Central
analysis showed.
This
analysis has
shown that performance improvements can be demonstrated after completion of adequate
warm - up activities, and there is little evidence to suggest that
warming - up is detrimental to sports participants.
He summarized a fresh
analysis by a team at Yale and George Mason University
showing that while most Americans say they are somewhat or very interested in global
warming, a bigger majority say they rarely or never talk about it.
«Wavelet
analysis shows that this relative urban
warming trend was primarily manifested in the form of multi - decadal and interseasonal cycles that are likely attributable to gradual increased winter heating in Ottawa (heat island effects) associated with population growth.
A fresh
analysis of thousands of temperature measurements from deep - diving Argo ocean probes
shows (yet again) that Earth is experiencing «unabated planetary
warming» when you factor in the vast amount of greenhouse - trapped heat that ends up in the sea.
Yesterday, the
analysis showed that Michigan experienced temperatures that were 4 — 5 climatological anomalies
warmer than average (4 - sigma to 5 - sigma), the type of extreme that occurs between once every 43 years and once every 4779 years.
# 46 ZH I am merely pointing out that your commentary on the temperature record points out that 2010 is not significantly
warmer and is not an unamgiguous new record in the last decade, whereas the Foster and Rahmstorf while admitting their
analysis shows «no sign of a change in the
warming rate during the period of common coverage»
Completely independently of this oceanographic data, a simple correlation
analysis (Foster and Rahmstorf ERL 2011)
showed that the flatter
warming trend of the last 10 years was mostly a result of natural variability, namely the recently more frequent appearance of cold La Niña events in the tropical Pacific and a small contribution from decreasing solar activity.
He and his colleagues have even done
analyses that
show that after correcting for ENSO effects, there is no sign of a slowdown in global
warming at all.
Dr. Easterling said that the new
analysis shows that the adjustments that are made to account for shifting patterns of climate - data collection (the same adjustments are among the targets of those challenging global
warming evidence) are robust.
An
analysis of GISS global tempertures
shows an increase of the linear rate of
warming since 1980 up to 2007 (see red trace on graphic here — usually 2 clicks to download your attachment) which strongly suggests a global slowdown can not have begin before that time.
But... from a political point of view, if there was a decade - long downturn in temperature, and all the attribution
analyses showed it to be a temporary downswing with more
warming expected later... no - one would listen — William]-RSB-
In my year - end summary post over the weekend, I touched on some
analysis showing, unsurprisingly, that after several years of heavy exposure, global
warming, the greatest story rarely told, had reverted to its near perpetual position on the far back shelf of the public consciousness — if not back in the freezer.
I've seen a lot of Anthony Watts» presentations and pictures of poorly sited thermometers, but never an
analysis to conclusively
show that there is a
warm bias in the adjusted U.S. temperature record as a result.
[UPDATE, 8/13/09: Fresh
analysis shows, once again, the challenges involved in discerning if the changes in hurricane frequency and characteristics in recent years are anomalous and linked to human - caused global
warming.]
It's even more humourous, since even the more limited
analysis available before this paper
showed pretty much the same amount of Antarctic
warming.
Having said that... I remember hearing that
analysis of two recent extreme events that affected the UK, [September 2000 floods and 2004 heatwave]
shows that these were extreme events an increased risk of which would be consistent with global
warming.
The anomaly they're studying (arctic
warming of 1.7 C from 1920 - 1940) matches the amount of
warming for the same period
shown in Tamino's
analysis linked to above.