Sentences with phrase «observational records with»

Co-author Nerilie Abram, from the Australian National University, said: «In order to better understand climate change in Antarctica, we need continued climate measurements in the Antarctic and Southern Ocean, and extension of these short observational records with past climate reconstructions and climate modelling.»

Not exact matches

For a start, observational records are now roughly five years longer, and the global temperature increase over this period has been largely consistent with IPCC projections of greenhouse gas — driven warming made in previous reports dating back to 1990.
But from an email conversation with Francis, Vavrus, and several other atmospheric scientists this week, it became clear that there may be more questions than answers at this point, given the large amount of natural variability that affects winter weather patterns, and the very short observational record of how the atmosphere responded to extreme losses of sea ice (only five winters of records since 2007).
An observational component will record and score videotapes of instruction, allowing for a description of current instruction as well as a comparison of current instruction with that observed during the TIMSS video study (Heibert et al., 2005).
We also collected data during the writing camp, such as observational field notes and video recordings of the teachers working with campers (approximately seven per teacher).
The teacher also conducts an observational assessment with David using intuitive icons to record observations of the student's problem - solving methods.
The relatively low prevalence of recorded diagnoses of BOAS and other respiratory problems in the current primary - care population using a retrospective observational study design is in sharp contrast with the findings from some other prospective clinical studies.
With the availability of multiple years of data from new and improved passive instruments launched as part of the Earth Observing System (EOS) and active instruments belonging to the A-Train constellation (L'Ecuyer and Jiang 2010), a more complete observational record of ERB variations and the underlying processes is now possible.
They do this by seeing whether the same result is seen in other simulations, with other models, whether it makes physical sense and whether there is some evidence of similar things in the observational or paleo record.
Mike's work, like that of previous award winners, is diverse, and includes pioneering and highly cited work in time series analysis (an elegant use of Thomson's multitaper spectral analysis approach to detect spatiotemporal oscillations in the climate record and methods for smoothing temporal data), decadal climate variability (the term «Atlantic Multidecadal Oscillation» or «AMO» was coined by Mike in an interview with Science's Richard Kerr about a paper he had published with Tom Delworth of GFDL showing evidence in both climate model simulations and observational data for a 50 - 70 year oscillation in the climate system; significantly Mike also published work with Kerry Emanuel in 2006 showing that the AMO concept has been overstated as regards its role in 20th century tropical Atlantic SST changes, a finding recently reaffirmed by a study published in Nature), in showing how changes in radiative forcing from volcanoes can affect ENSO, in examining the role of solar variations in explaining the pattern of the Medieval Climate Anomaly and Little Ice Age, the relationship between the climate changes of past centuries and phenomena such as Atlantic tropical cyclones and global sea level, and even a bit of work in atmospheric chemistry (an analysis of beryllium - 7 measurements).
[Response: True with some moderations: depending on how long the observational series are and how many independent parallel observations you make, there is an expected number of record - events according to the iid - test.
Indeed, it is not clear how best to diagnose a regional forcing and response in the observational record; regional forcings can lead to global climate responses, while global forcings can be associated with regional climate responses.
Andy (or anyone else with full access)-- The abstract states that «Inferences from the observational record... indicate that models underestimate some of the changes in the hydrological cycle.»
However, during the mid-2000s, with several fewer years in the observational record, the trend in Antarctic sea ice extent was reported to be considerably smaller and statistically indistinguishable from zero.
And I'd have to say that if I have to save my life by winning an argument with oil men in a bar in Midland, Tex., on this topic, I would go in with some lumps of black mudstone from the ancient rock record, I'd go in with the established figures on our present input of carbon dioxide, and I'd say which bit of this observational science do you guys quarrel with, and why?
The TAR showed sea level rise curves for a range of emission scenarios (shown in the Figure above together with the new observational record of Church and White 2006).
Studies surveyed Millar, R. et al. (2017) Emission budgets and pathways consistent with limiting warming to 1.5 C, Nature Geophysics, doi: 10.1038 / ngeo3031 Matthews, H.D., et al. (2017) Estimating Carbon Budgets for Ambitious Climate Targets, Current Climate Change Reports, doi: 10.1007 / s40641 -017-0055-0 Goodwin, P., et al. (2018) Pathways to 1.5 C and 2C warming based on observational and geological constraints, Nature Geophysics, doi: 10.1038 / s41561 -017-0054-8 Schurer, A.P., et al. (2018) Interpretations of the Paris climate target, Nature Geophysics, doi: 10.1038 / s41561 -018-0086-8 Tokarska, K., and Gillett, N. (2018) Cumulative carbon emissions budgets consistent with 1.5 C global warming, Nature Climate Change, doi: 10.1038 / s41558 -018-0118-9 Millar, R., and Friedlingstein, P. (2018) The utility of the historical record for assessing the transient climate response to cumulative emissions, Philosophical Transactions of the Royal Society A, doi: 10.1098 / rsta.2016.0449 Lowe, J.A., and Bernie, D. (2018) The impact of Earth system feedbacks on carbon budgets and climate response, Philosophical Transactions of the Royal Society A, doi: 10.1098 / rsta.2017.0263 Rogelj, J., et al. (2018) Scenarios towards limiting global mean temperature increase below 1.5 C, Nature Climate Change, doi: 10.1038 / s41558 -018-0091-3 Kriegler, E., et al. (2018) Pathways limiting warming to 1.5 °C: A tale of turning around in no time, Philosophical Transactions of the Royal Society A, doi: 10.1098 / rsta.2016.0457
In one method, a statistical analysis of observational records was performed (using the KNMI Climate Explorer) to compare this summer's heat with summers during the early part of the century, before global warming played a significant role in our climate.
The 16 July low was the lowest in the satellite observational record and coincided with 97 % of the ice sheet surface area melting.
Having said that there were around forty years at the start of the 18th century that seem broadly comparable to the modern day according to observational and crop records with very warm summers although still colder than now winters on the whole Tonyb
The 29 year observational record of September sea ice extent has zero autocorrelation, zero skew, and only a weak correlation with the extent in the prior June.
Evidence exists in recorded local observational accounts as well as in the peer - reviewed scientific literature of the cumulative effects of climate - related environmental change on Native communities in Alaska; these effects combine with other socioeconomic stressors to strain rural Native communities (Ch.
The Monaghan et al. study used the correlation structure in the ERA - 40 reanalysis (Uppala et al. 2005) to define the weights on the observational records that are applied at each gridbox on 1 ° × 1 ° degree regular grid with a kriging method.
But from an email conversation with Francis, Vavrus, and several other atmospheric scientists this week, it became clear that there may be more questions than answers at this point, given the large amount of natural variability that affects winter weather patterns, and the very short observational record of how the atmosphere responded to extreme losses of sea ice (only five winters of records since 2007).
A 2013 paper in Environmental Resource Letters used recent observations to argue that some of the highest sensitivity models may be inconsistent with the observational record.
This technical document provides guidelines with the aim to provide managers and operators of climate monitoring networks with a set of recommended procedures / practices by which change can be managed in the observational programs in a manner that best maintains the required integrity of the climate record.
It was this latter date when the CET instrumental records began, and we can usefully bookend this era with two pieces of observational climate information.
The reconstruction and observational record were smoothed with a 40 - year lowpass filter to highlight the best - resolved frequencies (Fig. 2b).
I don't see this in the sea ice records that date that far back (i.e. Chapman and Walsh), but that's in large part because the ice cover has observational gaps and has been filled in with climatology.
For national extremes reported from local meso - networks, the team should include the mesonet service technician, head of the mesonet, the local NWS Cooperative Program Manager, instrument and observational procedure specialists from NWS headquarters, and state climatologists or RCC representatives covering the state with the current extreme record and potential record.
Thorne et al. (2007) suggested that the absence of the mid-tropospheric warming might be attributable to uncertainties in the observed record: however, Douglass et al. (2007) responded with a detailed statistical analysis demonstrating that the absence of the projected degree of warming is significant in all observational datasets.
I'd even propose a totally selfless design that takes the point of view of a scientist 20 year from now who, endowed with 20 years of observational records, looks back and says, «I wish those 2008 simulations had tried to do this and that; I could assess them now and use the validation to learn what that modeled process is really worth.»
Pepijn Bakker and colleagues combine observational records of iceberg - rafted debris with climate models to show that the climate fluctuations seen during the Holocene may have been driven by small variations in the discharge of freshwater from the Antarctic Ice Sheet, amplified through the climate system.
With this being the «warmest winter on record» per the warmers and this now doccumented record snow extent, there is certainly enough observational evidence to further research my theory that the rise of man made CO2 in the atmosphere has increased the freezing point of water by about 5degrees F.
Created and used observational records of each child to engage him or her in activities aligning with individual needs
JAMES SCHOOL, Shamrock, NJ 6/2011 to 6/2012 Special Needs Assistant • Assisted the teacher in creating and implementing effective lesson plans for each child • Provided support in building a sympathetic environment in the classroom • Helped the teacher apply safety measures to ensure the physical wellbeing of each student • Created individual student records and managed documentation on each student • Helped the teacher supervise the students during recess and outdoor activities • Assisted the teacher in assessing and evaluation each child by providing them with observational feedback
An energetic and reliable professional with keen observational skills Strong track record of developing and implementing effective behavior management programs with consistent rollback effects.
What is unique about this work: (1) It is manualized, with training videos, (2) effects last upon 18 - month follow up after treatment termination, and (3) the intervention was evaluated with physiological and observational methods as well as archival police records.
The direct observational method, based on a recorded play session, named Lausanne Trilogue Play (LTP)(Fivaz - Depeursinge and Corboz - Warnery, 1999), has already shown strong ability to detect the specific characteristics of the family triadic interactions in the context of therapeutic orientation, preventive and social interventions, in particular with infants and children (e.g., Fivaz - Depeursinge and Favez, 2006; Fivaz - Depeursinge et al., 2007, 2009; Galdiolo and Roskam, 2016).
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