Epistemic Uncertainties in Climate Predictions: A Challenge for Practical Decision Making

Most scientists agree that, at least for the time being, unquantified uncertainties are inevitably connected to predictions of climate models. Uncertainties, however, do not justify political inaction. This paper addresses the question of how epistemic uncertainties are of relevance for practical de...

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Main Author: Rafaela Hillerbrand
Format: Article
Language:English
Published: Tübingen University 2009-10-01
Series:Intergenerational Justice Review
Online Access:https://igjr.org/ojs/index.php/igjr/article/view/492
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author Rafaela Hillerbrand
author_facet Rafaela Hillerbrand
author_sort Rafaela Hillerbrand
collection DOAJ
description Most scientists agree that, at least for the time being, unquantified uncertainties are inevitably connected to predictions of climate models. Uncertainties, however, do not justify political inaction. This paper addresses the question of how epistemic uncertainties are of relevance for practical decision making. It is shown how common decision approaches based on the precautionary principle fail to adequately deal with uncertainties as they arise in climate modeling. I argue that with regards to climate change, unquantified uncertainties can neither be ignored in decision making nor be reduced to quantified ones by assigning subjective probabilities. This distinguishes the ethical problems associated with climate change from other problems regarding energy supply and demand like, for example, those associated with nuclear power.
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spelling doaj-art-083e7ea283e8460e97dd0f2dceec58862025-02-10T05:00:43ZengTübingen UniversityIntergenerational Justice Review2190-63352009-10-013Epistemic Uncertainties in Climate Predictions: A Challenge for Practical Decision MakingRafaela Hillerbrand0RWTH AachenMost scientists agree that, at least for the time being, unquantified uncertainties are inevitably connected to predictions of climate models. Uncertainties, however, do not justify political inaction. This paper addresses the question of how epistemic uncertainties are of relevance for practical decision making. It is shown how common decision approaches based on the precautionary principle fail to adequately deal with uncertainties as they arise in climate modeling. I argue that with regards to climate change, unquantified uncertainties can neither be ignored in decision making nor be reduced to quantified ones by assigning subjective probabilities. This distinguishes the ethical problems associated with climate change from other problems regarding energy supply and demand like, for example, those associated with nuclear power.https://igjr.org/ojs/index.php/igjr/article/view/492
spellingShingle Rafaela Hillerbrand
Epistemic Uncertainties in Climate Predictions: A Challenge for Practical Decision Making
Intergenerational Justice Review
title Epistemic Uncertainties in Climate Predictions: A Challenge for Practical Decision Making
title_full Epistemic Uncertainties in Climate Predictions: A Challenge for Practical Decision Making
title_fullStr Epistemic Uncertainties in Climate Predictions: A Challenge for Practical Decision Making
title_full_unstemmed Epistemic Uncertainties in Climate Predictions: A Challenge for Practical Decision Making
title_short Epistemic Uncertainties in Climate Predictions: A Challenge for Practical Decision Making
title_sort epistemic uncertainties in climate predictions a challenge for practical decision making
url https://igjr.org/ojs/index.php/igjr/article/view/492
work_keys_str_mv AT rafaelahillerbrand epistemicuncertaintiesinclimatepredictionsachallengeforpracticaldecisionmaking