Can linguistics,ecology,andNaturalLanguageProcessing(NLP)beinterwovento address thecurrentecologicalcrisisinameaningfulandsynergisticway?Thisdoctoral thesis aimstoaffirmativelyrespondtothisquestionbyaddressingasignificantgapinthe literature—namely,theabsenceofasystematic,interdisciplinaryanalysisofecological discourse. Adoptinganinter-andtransdisciplinaryapproach,thisworkproposesasetof methodological frameworksthatleverageNLPtoolsincombinationwiththeoretically grounded linguisticinsightstoexamineenvironmentalandclimatechangenarratives.At its core,thethesishighlightstheroleoflanguageandlinguisticstructuresinshaping meaning andframingecologicalissues,whileexploringhowNLPcanenabletheir large-scale,systematicanalysis. The dissertationbeginsbyestablishingthetheoreticalfoundationsandmotivationsof the study,followedbyacriticaloverviewofexistingintersectionsbetweenNLP,linguis- tics, andecology.Itthenintroducestwooriginalcorporadesignedformultilevelanalysis across differenttextgenres,alongsideexperimentalsetupsinvolvingbothtraditional classifiers andlargelanguagemodels. Subsequently,Ipresentanarrative-basedapproachusingtheCharacter-RoleFrame- worktoanalyzehowhumanandnon-humanentitiesarediscursivelyframedinenvi- ronmental texts.Thisisfollowedbyamultilingualecocriticalanalysisgroundedin lexicalandsyntacticalignmenttechniques,whichexamineshowecologicalconcepts are constructedacrossEnglish,Italian,andGerman.Finally,thethesisproposesa novelframeworkforevaluatinganthropocentricbiasinlargelanguagemodeloutputs cross-linguistically,providingafoundationformoreecologicallyinformedandcritically engagedNLPresearch.

Towards Computational Ecolinguistics: Natural Language Processing Methods and Resources for Linguistic Analysis in Environmental Contexts

GRASSO, FRANCESCA
2025

Abstract

Can linguistics,ecology,andNaturalLanguageProcessing(NLP)beinterwovento address thecurrentecologicalcrisisinameaningfulandsynergisticway?Thisdoctoral thesis aimstoaffirmativelyrespondtothisquestionbyaddressingasignificantgapinthe literature—namely,theabsenceofasystematic,interdisciplinaryanalysisofecological discourse. Adoptinganinter-andtransdisciplinaryapproach,thisworkproposesasetof methodological frameworksthatleverageNLPtoolsincombinationwiththeoretically grounded linguisticinsightstoexamineenvironmentalandclimatechangenarratives.At its core,thethesishighlightstheroleoflanguageandlinguisticstructuresinshaping meaning andframingecologicalissues,whileexploringhowNLPcanenabletheir large-scale,systematicanalysis. The dissertationbeginsbyestablishingthetheoreticalfoundationsandmotivationsof the study,followedbyacriticaloverviewofexistingintersectionsbetweenNLP,linguis- tics, andecology.Itthenintroducestwooriginalcorporadesignedformultilevelanalysis across differenttextgenres,alongsideexperimentalsetupsinvolvingbothtraditional classifiers andlargelanguagemodels. Subsequently,Ipresentanarrative-basedapproachusingtheCharacter-RoleFrame- worktoanalyzehowhumanandnon-humanentitiesarediscursivelyframedinenvi- ronmental texts.Thisisfollowedbyamultilingualecocriticalanalysisgroundedin lexicalandsyntacticalignmenttechniques,whichexamineshowecologicalconcepts are constructedacrossEnglish,Italian,andGerman.Finally,thethesisproposesa novelframeworkforevaluatinganthropocentricbiasinlargelanguagemodeloutputs cross-linguistically,providingafoundationformoreecologicallyinformedandcritically engagedNLPresearch.
22-set-2025
Inglese
DI CARO, Luigi
Università degli Studi di Torino
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.14242/298012
Il codice NBN di questa tesi è URN:NBN:IT:UNITO-298012