Not exact matches
Hyrdro Flask states that their containers can keep
warm beverages
warm for 6 hours; that's a conservative
estimate based
on my test, but theirs was probably more stringent.
To be safe,
estimate on using twice as much charcoal as you would during the
warmer months.
(such version is able to claim being scientific, even while contradicting rather moderate
warming estimates based
on IPCC consensus)
Schmidt's rough
estimate, which he posted
on Twitter, is based
on the extraordinary and unprecedented
warming over the past 12 months, during which time global surface temperatures have shot past the 1 °C above pre-industrial level.
In 2013, Hawkins and Jones compared Callendar's pencil - and - paper
estimates of
warming, based
on 147 stations, with modern
estimates based
on several thousand stations.
Now a new analysis is
estimating the pace of species movement because of both climate change and land use, revealing new pressures that stem from local decisions to build, plant and cut
on the
warming landscape.
The researchers found that
on windy nights it wasn't possible to measure the cooling effects of the green spaces beyond their boundaries as there was too much turbulent mixing of the air; but
on calm
warm nights they
estimate that a network of green spaces of around 3 - 5 hectares each situated 100 - 150 m apart would provide comprehensive cooling for a city with a climate and characteristics similar to London.
By measuring the remaining difference — the 20,000 - year old ice deep in the West Antarctic ice sheet is about 1 degree Celsius cooler than the surface — the scientists were able to
estimate the original temperature based
on how fast pure ice
warms up.
By reconstructing past global
warming and the carbon cycle
on Earth 56 million years ago, researchers from the Niels Bohr Institute among others have used computer modelling to
estimate the potential perspective for future global
warming, which could be even
warmer than previously thought.
Until now, most
estimates of how many species are threatened by climate change have been based
on theoretical studies that look at the climatic and environmental conditions that species need to survive, and overlay this with
estimates of how much suitable habitat will remain as the world
warms.
The material
on Amazon forest dieback was in the IPCC assessment as were the numbers
on recent sea level (thought the IPCC did not use the information
on recent contributions from land ice in their
estimate for 21st century
warming.)
On the contrary, preliminary modelling by Mark Flanner of the National Center for Atmospheric Research in Boulder, Colorado, suggests that waste heat would cause large industrialised regions to
warm by between 0.4 °C and 0.9 °C by 2100, in agreement with Chaisson's
estimates (Geophysical Research Letters, vol 36, p L02801).
«The sub-surface
warming revealed in this research is
on average twice as large as previously
estimated with almost all of coastal Antarctica affected.
The UN Intergovernmental Panel
on Climate Change (IPCC) has
estimated that the average global
warming in this century will rise by 4 °C in a business - as - usual scenario.
The United Nations Environment Program
estimates that cutting back
on methane and soot emissions alone could prevent 0.7 degree Celsius of additional
warming by 2040 — and those cooling benefits could come faster than comparable cuts in CO2.
7It is particularly ironic that Lomborg would offer such a ridiculously precise
estimate of the cost of the impacts of climate change from carbon dioxide emissions, inasmuch as the entire thrust of his books chapter
on «global
warming» is that practically nothing about the effects of greenhouse gases is known with certainty.
The authors
estimate that if globe -
warming emission continue unabated, fuel capacities and payload weights will have to be reduced by as much as 4 percent
on the hottest days for some aircraft.
But the change from 2004 to 2007 in the sun's output of visible light, and the attendant
warming at Earth's surface of 0.1 watt per square meter, is roughly equivalent to the overall forcing of the sun
on the climate over the past 25 years —
estimated by the U.N. Intergovernmental Panel
on Climate Change to be an additional 0.12 watt per square meter.
«The finding that this was not the case is alarming, because the Arctic is the most rapidly
warming region
on the planet, with conservative
estimates predicting further
warming of another approximately 4oC by the end of the century.»
Heatwaves from Europe to China are likely to be more intense and result in maximum temperatures that are 3 °C to 5 °C
warmer than previously
estimated by the middle of the century — all because of the way plants
on the ground respond to carbon dioxide in the atmosphere.
One tentative
estimate put
warming two or even three times higher than current middle - range forecasts of 3 to 4 °C based
on a doubling of greenhouse gases in the atmosphere, which is likely by late this century.
Abstract — James L. Crowley — 12 November 2010 Effects of Rapid Global
Warming at the Paleocene - Eocene Boundary
on Neotropical Vegetation Temperatures in tropical regions are
estimated to have increased by 3 ° to 5 °C, compared with Late Paleocene values, during the Paleocene - Eocene Thermal Maximum (PETM, 56.3 million years ago)......... eastern Colombia and western Venezuela.
Therefore studies based
on observed
warming have underestimated climate sensitivity as they did not account for the greater response to aerosol forcing, and multiple lines of evidence are now consistent in showing that climate sensitivity is in fact very unlikely to be at the low end of the range in recent
estimates.
«Moreover, our
estimate of 0.27 C mean surface
warming per century due to land - use changes is at least twice as high as previous
estimates based
on urbanization alone7, 8.»
By working
on the still - not - fully - cracked nut of
estimating changes in hurricane frequency and intensity in a
warming climate, Gabe and his colleagues ended up with a modeling system with seasonal skill in regional hurricane prediction.
Still, it seems to me that even a rough
estimate of the extent to which increasing solar output is raising temperatures
on Mars would be a useful reality check
on the «global
warming» claims being made here
on Earth.
The myth of no
warming since 1998 was based
on the satellite record
estimates of the temperature of the atmosphere.
The calculations of prospective
warming in the OXONIA lecture and the accompanying discussion papers are based
on the new climate sensitivity
estimates by Murphy et al which were published in Nature, 12 August 2004, vol.
As I understand it, the GCR - idea does not deny human influences
on global
warming and does not really provide a good
estimate of what the magnitude of GCR influences might be.
None of the
warming estimates from thawing permafrost are in the latest reports by the Intergovernmental Panel
on Climate Change.
For example, Sturrock et al. (2011)
estimate that a) Dothistroma needle blight (Dothistroma septosporum or D. pini), whose primary host in Montana is ponderosa pine, will have reduced or increased impacts, depending
on warmer and drier or wetter conditions, respectively; and b) Armillaria root disease (Armillaria spp.), which generally affects Douglas - fir and grand fir, will have increased impacts under
warmer, drier conditions, but no change under
warmer, wetter conditions.
«My fieldwork with the support of the InBev - Baillet Latour Fellowship will shed light
on which processes are responsible for this ice shelf breakup, thereby improving the
estimates how, when and where East Antarctica is most vulnerable to global
warming.»
Leung emphasized the
estimate's conservativeness, noting that the climate projections of
warming devised by the U.S. Department of Energy and the National Center for Atmospheric Research are
on the low end compared to most other models.
To quantify the impact of human - induced climate change
on Harvey and to
estimate whether it indeed exacerbated the rainfall thus requires taking into account the atmospheric circulation as well as the overall
warming.
The Finnish Meteorological Institute has participated in research to
estimate, based
on climate model results and measurements, the maximum amount of carbon dioxide that can be released into the atmosphere without passing the climate
warming limits set by the Paris Climate Agreement.
[Further Response: Our
estimates of the magnitude of future global
warming do not come from ice core data, and do not depend
on it in any way.
The International Energy Agency
estimates that an 80 % chance of keeping global
warming to within 2C of pre-industrial temperatures would require investment of roughly $ 1 trillion per year up to 2050, about 10 % of existing expenditure
on health care.
CO2 is a GHG and plays a role in
warming, and as for the greenhouse effect of 30 odd deg C,
estimates made by Gavin here
on Real Climate are probably spot
on.
«My fieldwork with the support of the InBev - Baillet Latour Fellowship will shed light
on which processes are responsible for this ice shelf breakup, thereby improving the
estimates how, when and where East Antarctica is most vulnerable to global
warming» said Lenaerts.
Early
estimates for dangerous global
warming based
on the «burning embers» approach [1], [19]--[20] have been recognized as probably being too conservative [77].
This approach is complementary to the approach of
estimating cumulative emissions allowed to achieve a given limit
on global
warming [12].
The emission limit depends
on climate sensitivity, but central
estimates [12]--[13], including those in the upcoming Fifth Assessment of the Intergovernmental Panel
on Climate Change [14], are that a 2 °C global
warming limit implies a cumulative carbon emissions limit of the order of 1000 GtC.
This 2006 study found that the effect of amplifying feedbacks in the climate system — where global
warming boosts atmospheric CO2 levels — «will promote
warming by an extra 15 percent to 78 percent
on a century - scale» compared to typical
estimates by the U.N.'s Intergovernmental Panel
on Climate Change.
So, while most research erroneously
estimated the Inuits» caloric intake
on Western intakes of ~ 2,000 - 2,500 calories per day, Sinclair showed that 2,500 calories was too low for the Inuit who needed to keep
warm in Arctic temperatures.
In GISTEMP both October and November came in quite
warm (0.58 ºC), the former edging up slightly
on last month's
estimate as more data came in.
Second, since
warming estimates vary as a function of the GMST data products chosen (Table 2), we propose to
estimate trends
on the annual averages of all five data products.
To prime the pump, I mentioned a couple of instances that I reported
on Dot Earth, including a report
estimating 300,000 deaths a year from global
warming and contentious statements made about the predicted die - back of the Amazon rain forest at a climate - science summit in Copenhagen early last year.
The smallest
warming / sea level rise in TAR figure 5 will place a wide range of human and natural systems under very considerable pressure (and based
on estimates of the melt - down point for greenland place us teetering
on the edge of dangerous climate change).
The calculations of prospective
warming in the OXONIA lecture and the accompanying discussion papers are based
on the new climate sensitivity
estimates by Murphy et al which were published in Nature, 12 August 2004, vol.
Gavin has,
on several occasions, contended that Pat Michaels has taken Hansen's (PNAS, 2001)
warming estimate for the next 50 years out of context (for the latest see # 35).