Sentences with phrase «to determine the climate sensitivity»

One major avenue of research strives to determine climate sensitivity by comparing varying CO2 concentrations with past climate change.
There is one problem with determining the climate sensitivity based on CO2 feedback forcing.
It is a priori obvious that one can not determine the climate sensitivity from an incomplete energy balance over the tropics.
... While the satellite - based metrics for the period 2000 — 2010 depart substantially in the direction of lower climate sensitivity from those similarly computed from coupled climate models, we find that, with traditional methods, it is not possible to accurately quantify this discrepancy in terms of the feedbacks which determine climate sensitivity.
The moderate range of variation in annual balance makes distinguishing which geogrpahic characteristics are most important in determining climate sensitivity difficult.
As I said elsewhere, most of the predictors / observations used by BC17 are not phenomena that are related to dOLR / dTs and dOSR / dTs, the factors determine climate sensitivity.
It has been discussed also more widely, because the authors of many approaches to determine the climate sensitivity wish to split their results to the no - feedback part and to one or more feedback terms.
In addition, for the SW - and LW - Net and CRF, which are important variables determining climate sensitivity, MIROC3 - AS and NCAR - A are heavily biased and have slightly narrow distributions compared to the results from CMIP3.
The same problem enters also the method of Nic Lewis to determine the climate sensitivity using Jeffreys» prior.
The TSD purports to rely on IPCC work as a basis for a supposed «sensitivity» of climate to increasing atmospheric C02, but fails to mention that the most recent IPCC report completely undermines any basis for determining climate sensitivity with the following statement: «No best estimate for equilibrium climate sensitivity can now be given because of a lack of agreement on values across assessed lines of evidence and studies.»
Recently Y10 investigated the physical processes involved in determining the climate sensitivity of the structurally different SMEs of HadSM3 and MIROC3, and found that while shortwave (SW) cloud feedback plays an important role for the difference in the ensemble mean and the spread of climate sensitivity in the two SMEs, the mechanisms which determine the spread in shortwave cloud feedback might be different between the two SMEs.
LC09 purported to determine climate sensitivity by examining the response of radiative fluxes at the Top - of - the - Atmosphere (TOA) to ocean temperature changes in the tropics.
Perhaps Rapp should apply his brilliant and omniscient mind to determining the climate sensitivity for doubling or trebling of CO2.
Section 8.6 discusses the various feedbacks that operate in the atmosphere - land surface - sea ice system to determine climate sensitivity, and Section 8.3.2 discusses some processes that are important for ocean heat uptake (and hence transient climate response).
Lindzen and Choi (2009), slightly revised as Lindzen & Choi (2011), used measurements of sea surface temperature in the tropics and satellite measurements of outgoing radiation from 2000 to 2010 in an attempt to determine climate sensitivity, ultimately concluding that sensitivity is less than 1 °C for doubled atmospheric CO2.
I would have thought that the pre-1900 surface temperatures are not likely to be important for determining climate sensitivity, because CO2 levels would still not then have risen that far from pre-industrial values.
In other words, these are 3D global simulations from which globally averaged TOA fluxes and temperatures are determined, which are then used to determine the climate sensitivity.
Further, we refine the energy budget methodology for determining climate sensitivity to minimize the impact of natural internal variability on the estimate of climate sensitivity.
The GWPF report also notes that changes in cloud cover in a warming world are a key to determining climate sensitivity.
The challenge, therefore, for climate scientists is to try and synthesize the evaluation of climate models with diverse skills in simulating important climate processes, using observations of those processes to assess their relative importance in determining climate sensitivity.
I think that Anthony, and any other person versed in science would agree that a mere 35 years is not a sufficient sample to determine the climate sensitivity for longer periods of time, like centuries.
Determining climate sensitivity to a given forcing via observed temperature change over the past 60 yrs is silly for obvious reasons.
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