Additionally, evidence shows that this drought was part of
a larger regional warming and drying trend — one that doesn't correspond to natural climate variability but does to the global rise in greenhouse gases.
Not exact matches
From
large urban healthcare campuses to smaller
regional medical centers, Towne Health has been providing
warm welcomes and safe departures from coast to coast for over two decades.
The study also showed that the effect was much
larger on a
regional scale, counteracting possibly up to 30 % of
warming in more rural, forested areas where anthropogenic emissions of aerosols were much lower in comparison to the natural aerosols.
A
large enough number of such roofs could «completely offset
warming due to urban expansion and even offset a percentage of future greenhouse
warming over
large regional scales,» says sustainability scientist Matei Georgescu at Arizona State University, who lead the research.
Jiacan has worked on several projects on climate dynamics, including the response of
large - scale circulations in the
warming climate, its effects on
regional weather patterns and extreme events, tropical influence on mid-latitude weather, and dynamical mechanisms of sub-seasonal variability of mid-latitude jet streams.
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regional art.
551: Jim Larson wrote: «Can we just ignore them and work with global temperatures, or are there actually
larger deviations from the norm at the
regional level in a
warming world?»
At the hemispheric - mean scale, the «Little Ice Age» is only a moderate cooling because
larger offsetting
regional patterns of temperature change (both
warm and cold) tend to cancel in a hemispheric or global mean.
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.
I haven't thought much about the THC although I've expressed doubt about seeing
large regional cooling if it did shut down or change direction, mainly because global
warming is so rapid that any cooling effect with time would be dampened by
warming factors going on.
The
large warming trend during the period is due to a regime shift in around 1988, which accounted for about 51 % of the
regional warming.
These stationary - wave changes lead to
large regional changes in the hydrological cycle and modify the sensitivity of the hydrological cycle to global
warming.
Owing to the decreased number of spatial degrees of freedom in the earliest reconstructions (associated with significantly decreased calibrated variance before e.g. 1730 for annual - mean and cold - season, and about 1750 for
warm - season pattern reconstructions)
regional inferences are most meaningful in the mid 18th century and later, while the
largest - scale averages are useful further back in time.
The geoengineers can create
large scale (highly toxic)
regional cooling at the cost of a worsened overall
warming.
To point out just a couple of things: — oceans
warming slower (or cooling slower) than lands on long - time trends is absolutely normal, because water is more difficult both to
warm or to cool (I mean, we require both a bigger heat flow and more time); at the contrary, I see as a non-sense theory (made by some serrist, but don't know who) that oceans are storing up heat, and that suddenly they will release such heat as a positive feedback: or the water
warms than no heat can be considered ad «stored» (we have no phase change inside oceans, so no latent heat) or oceans begin to release heat but in the same time they have to cool (because they are losing heat); so, I don't feel strange that in last years land temperatures for some series (NCDC and GISS) can be heating up while oceans are slightly cooling, but I feel strange that they are heating up so much to reverse global trend from slightly negative / stable to slightly positive; but, in the end, all this is not an evidence that lands»
warming is led by UHI (but, this effect, I would not exclude it from having a small part in temperature trends for some
regional area, but just small); both because, as writtend, it is normal to have waters
warming slower than lands, and because lands» temperatures are often measured in a not so precise way (despite they continue to give us a global uncertainity in TT values which is barely the instrumental's one)-- but, to point out, HadCRU and MSU of last years (I mean always 2002 - 2006) follow much better waters» temperatures trend; — metropolis and
larger cities temperature trends actually show an increase in UHI effect, but I think the sites are few, and the covered area is very small worldwide, so the global effect is very poor (but it still can be sensible for
regional effects); but I would not run out a small
warming trend for airport measurements due mainly to three things: increasing jet planes traffic, enlarging airports (then more buildings and more asphalt — if you follow motor sports, or simply live in a town / city, you will know how easy they get very
warmer than air during day, and how much it can slow night - time cooling) and overall having airports nearer to cities (if not becoming an area inside the city after some decade of hurban growth, e.g. Milan - Linate); — I found no point about UHI in towns and villages; you will tell me they are not
large cities; but, in comparison with 20-40-60 years ago when they were «countryside», many small towns and villages have become part of
larger hurban areas (at least in Europe and Asia) so examining just
larger cities would not be enough in my opinion to get a full view of UHI effect (still remembering that it has a small global effect: we can say many matters are due to UHI instead of GW, maybe even that a small part of measured GW is due to UHI, and that GW measurements are not so precise to make us able to make good analisyses and predictions, but not that GW is due to UHI).
Coupled simulations, using six different models to determine the ocean biological response to climate
warming between the beginning of the industrial revolution and 2050 (Sarmiento et al., 2004), showed global increases in primary production of 0.7 to 8.1 %, but with
large regional differences, which are described in Chapter 4.
«The reality of urban
warming on local and small
regional scales is not questioed by this work; it is the impact of urban
warming on estimates of global and
large regional trends that is shown to be small.»
As if this were not daunting enough, in 2002 the US National Academies of Science not only endorsed the IPCC's conclusions but produced a new report entitled Abrupt Climate Change: Inevitable surprises, which argued that global
warming may trigger «
large, abrupt and unwelcome
regional or global climatic events» such as severe droughts and floods.
Large differences in
regional precipitation change between a first and second 2K of global
warming.
In other words, trends and / or variability in
larger - scale features of the climate (including rising temperature from global
warming) are not very strongly (if at all) related to
regional and temporal characteristics of streamflows across the U.S.
«Scientists were quick to declare the results of the Turner et al paper, which covered 1 per cent of the Antarctic continent, did not negate a long - term
warming because of man - made climate change... «Climate model projections forced with medium emission scenarios indicate the emergence of a
large anthropogenic
regional warming signal, comparable in magnitude to the late - 20th - century peninsula
warming, during the latter part of the current century,» the Turner research concluded.»
But as this Holland dataset confirms, the actual empirical global and
regional trends of a climatic shift of ever more severe weather events do not support the alarmists» predictions; the irrational fears of more frequent /
larger weather disasters as a result of CO2 or global /
regional «
warming» is unjustified, per the scientific evidence.
They first sorted the data into
regional patterns, and then compared the temporal behavior of these patterns to common historical climate indices — such as well - known patterns of atmospheric circulation, sea surface temperatures, or even
large - scale
warming.
Jiacan has worked on several projects on climate dynamics, including the response of
large - scale circulations in the
warming climate, its effects on
regional weather patterns and extreme events, tropical influence on mid-latitude weather, and dynamical mechanisms of sub-seasonal variability of mid-latitude jet streams.
What we — and other competent researchers — have all found is that the warmth was far more
regional than modern warmth, with some
large regions, like the tropical Pacific, having been unusually * cold * at the time, and when you average over the globe, the warmth of the medieval
warm period / medieval climate anomaly simply doesn't reach modern warmth.
The scientific evidence is unequivocal: There exist huge
regional climate swaths of the globe that have mildly
warmed in an unexceptional manner during the modern industrial / consumer era; and there exist multiple
large areas that even lack any
regional climate - significant modern
warming whatsoever.
The recent
warming in the Arctic anyway is not direct from
regional CO2, as the observed
warming needs a heat / radiation unbalance which is an order of magnitude
larger than the direct change in radiation caused by CO2 increases...
To answer this question,
large ensemble simulations of
regional climate models will be carried out for an East Asian domain for two worlds: (1) Real world condition for which the observed sea surface temperatures will be prescribed and (2) Counter-factual world condition for which we will use adjusted sea surface temperatures obtained by removing human - induced ocean
warming patterns.
It is possible that the
regional patterns of
warming in the high - end and non-high-end models are similar, but are simply
larger in magnitude in the high - end models.
However,
regional variations are expected because of greater climate «noise» (unforced variability) on small scales, possible
regional climate forcings, and known mechanisms that affect the
large scale spatial variation of global
warming.
The other thing to keep in mind is that thus far the degree of
warming (globally averaged) is not so
large as to be outside the possible range of local natural flucuations (
regional).
The study also showed that the effect was much
larger on a
regional scale, counteracting possibly up to 30 % of
warming in more rural, forested areas where anthropogenic emissions of aerosols were much lower in comparison to the natural aerosols.