Sentences with phrase «assign uncertainty levels»

Further estimates of internal variability can be produced from long control simulations with climate models... Expert judgments or multi-model techniques may be used to incorporate as far as possible the range of variability in climate models and to assign uncertainty levels, confidence in which will need to be assessed.»

Not exact matches

h Party assigned «high» confidence level to the uncertainty related to N2O industrial process emissions in general.

But the first issue here is: where is the logic in assigning such a specific value and uncertainty range to something that the IPCC declares to be associated to a * low * level of scientific understanding?

The Guidance Note for Lead Authors of the IPCC Fifth Assessment Report on Consistent Treatment of Uncertainties impose upon the lead authors to assign subjective levels of confidence to their findings: «The AR5 will rely on two metrics for communicating the degree of certainty in key findings: 1 Confidence in the validity of a finding, based on the type, amount, quality, and consistency of evidence (e.g., mechanistic understanding, theory, data, models, expert judgment) and the degree of agreement.