@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix wikibase: <http://wikiba.se/ontology#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix schema: <http://schema.org/> .
@prefix cc: <http://creativecommons.org/ns#> .
@prefix geo: <http://www.opengis.net/ont/geosparql#> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix wd: <https://prod-climatekg.semanticclimate.org/entity/> .
@prefix data: <https://prod-climatekg.semanticclimate.org/wiki/Special:EntityData/> .
@prefix wds: <https://prod-climatekg.semanticclimate.org/entity/statement/> .
@prefix wdref: <https://prod-climatekg.semanticclimate.org/reference/> .
@prefix wdv: <https://prod-climatekg.semanticclimate.org/value/> .
@prefix wdt: <https://prod-climatekg.semanticclimate.org/prop/direct/> .
@prefix wdtn: <https://prod-climatekg.semanticclimate.org/prop/direct-normalized/> .
@prefix p: <https://prod-climatekg.semanticclimate.org/prop/> .
@prefix ps: <https://prod-climatekg.semanticclimate.org/prop/statement/> .
@prefix psv: <https://prod-climatekg.semanticclimate.org/prop/statement/value/> .
@prefix psn: <https://prod-climatekg.semanticclimate.org/prop/statement/value-normalized/> .
@prefix pq: <https://prod-climatekg.semanticclimate.org/prop/qualifier/> .
@prefix pqv: <https://prod-climatekg.semanticclimate.org/prop/qualifier/value/> .
@prefix pqn: <https://prod-climatekg.semanticclimate.org/prop/qualifier/value-normalized/> .
@prefix pr: <https://prod-climatekg.semanticclimate.org/prop/reference/> .
@prefix prv: <https://prod-climatekg.semanticclimate.org/prop/reference/value/> .
@prefix prn: <https://prod-climatekg.semanticclimate.org/prop/reference/value-normalized/> .
@prefix wdno: <https://prod-climatekg.semanticclimate.org/prop/novalue/> .

data:Q849 a schema:Dataset ;
	schema:about wd:Q849 ;
	cc:license <http://creativecommons.org/publicdomain/zero/1.0/> ;
	schema:softwareVersion "1.0.0" ;
	schema:version "6844"^^xsd:integer ;
	schema:dateModified "2026-05-28T10:35:21Z"^^xsd:dateTime ;
	wikibase:statements "4"^^xsd:integer ;
	wikibase:sitelinks "0"^^xsd:integer ;
	wikibase:identifiers "0"^^xsd:integer .

wd:Q849 a wikibase:Item ;
	wdt:P1 wd:Q1 ;
	wdt:P3 wd:Q77,
		wd:Q106 ;
	wdt:P13 "A reduction in the pH of the ocean, accompanied by other chemical changes (primarily in the levels of carbonate and bicarbonate ions), over an extended period, typically decades or longer, which is caused primarily by uptake of carbon dioxide (CO2) from the atmosphere, but can also be caused by other chemical additions or subtractions from the ocean. Anthropogenic OA refers to the component of pH reduction that is caused by human activity (IPCC, 2011, p. 37)."@en ;
	p:P1 wds:Q849-AB7FE7B8-1504-46DF-B21A-BB297446C8EB .

wds:Q849-AB7FE7B8-1504-46DF-B21A-BB297446C8EB a wikibase:Statement,
		wikibase:BestRank ;
	wikibase:rank wikibase:NormalRank ;
	ps:P1 wd:Q1 ;
	pq:P19 "IPCC Glossary v1.5" ;
	prov:wasDerivedFrom wdref:da95287baeaf836fa7f8d1af42e4d926536e26c6 .

wd:Q849 p:P3 wds:Q849-3833C117-329F-4AF7-AE8F-B3F1BED737E8 .

wds:Q849-3833C117-329F-4AF7-AE8F-B3F1BED737E8 a wikibase:Statement,
		wikibase:BestRank ;
	wikibase:rank wikibase:NormalRank ;
	ps:P3 wd:Q77 .

wd:Q849 p:P3 wds:Q849-86142082-A4F6-4D42-81B2-72FA46FECCA3 .

wds:Q849-86142082-A4F6-4D42-81B2-72FA46FECCA3 a wikibase:Statement,
		wikibase:BestRank ;
	wikibase:rank wikibase:NormalRank ;
	ps:P3 wd:Q106 .

wd:Q849 p:P13 wds:Q849-11475166-1D19-483C-AEC7-CFF3D9906D88 .

wds:Q849-11475166-1D19-483C-AEC7-CFF3D9906D88 a wikibase:Statement,
		wikibase:BestRank ;
	wikibase:rank wikibase:NormalRank ;
	ps:P13 "A reduction in the pH of the ocean, accompanied by other chemical changes (primarily in the levels of carbonate and bicarbonate ions), over an extended period, typically decades or longer, which is caused primarily by uptake of carbon dioxide (CO2) from the atmosphere, but can also be caused by other chemical additions or subtractions from the ocean. Anthropogenic OA refers to the component of pH reduction that is caused by human activity (IPCC, 2011, p. 37)."@en ;
	pq:P19 "IPCC Glossary v1.5" ;
	prov:wasDerivedFrom wdref:da95287baeaf836fa7f8d1af42e4d926536e26c6 .

wd:Q849 rdfs:label "Ocean acidification"@en ;
	skos:prefLabel "Ocean acidification"@en ;
	schema:name "Ocean acidification"@en ;
	schema:description "Subject, term, tag: Ocean acidification"@en ;
	skos:altLabel "Ocean acidification (OA)"@en .

wd:Q1 a wikibase:Item ;
	rdfs:label "Category"@en ;
	skos:prefLabel "Category"@en ;
	schema:name "Category"@en ;
	schema:description "Subject or topic tag"@en .

wd:P1 a wikibase:Property ;
	rdfs:label "Instance of"@en ;
	skos:prefLabel "Instance of"@en ;
	schema:name "Instance of"@en ;
	schema:description "Instance of an item"@en ;
	wikibase:propertyType <http://wikiba.se/ontology#WikibaseItem> ;
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	wikibase:claim p:P1 ;
	wikibase:statementProperty ps:P1 ;
	wikibase:statementValue psv:P1 ;
	wikibase:qualifier pq:P1 ;
	wikibase:qualifierValue pqv:P1 ;
	wikibase:reference pr:P1 ;
	wikibase:referenceValue prv:P1 ;
	wikibase:novalue wdno:P1 .

p:P1 a owl:ObjectProperty .

psv:P1 a owl:ObjectProperty .

pqv:P1 a owl:ObjectProperty .

prv:P1 a owl:ObjectProperty .

wdt:P1 a owl:ObjectProperty .

ps:P1 a owl:ObjectProperty .

pq:P1 a owl:ObjectProperty .

pr:P1 a owl:ObjectProperty .

wdno:P1 a owl:Class ;
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_:b96ec5135b6832e1d84209d72460276b a owl:Restriction ;
	owl:onProperty wdt:P1 ;
	owl:someValuesFrom owl:Thing .

wd:Q77 a wikibase:Item ;
	rdfs:label "Working Group I: Climate Change 2021 – The Physical Science Basis"@en ;
	skos:prefLabel "Working Group I: Climate Change 2021 – The Physical Science Basis"@en ;
	schema:name "Working Group I: Climate Change 2021 – The Physical Science Basis"@en ;
	schema:description "Climate Change 2021 – The Physical Science Basis"@en .

wd:P3 a wikibase:Property ;
	rdfs:label "Part of"@en ;
	skos:prefLabel "Part of"@en ;
	schema:name "Part of"@en ;
	schema:description "Part of an item"@en ;
	wikibase:propertyType <http://wikiba.se/ontology#WikibaseItem> ;
	wikibase:directClaim wdt:P3 ;
	wikibase:claim p:P3 ;
	wikibase:statementProperty ps:P3 ;
	wikibase:statementValue psv:P3 ;
	wikibase:qualifier pq:P3 ;
	wikibase:qualifierValue pqv:P3 ;
	wikibase:reference pr:P3 ;
	wikibase:referenceValue prv:P3 ;
	wikibase:novalue wdno:P3 .

p:P3 a owl:ObjectProperty .

psv:P3 a owl:ObjectProperty .

pqv:P3 a owl:ObjectProperty .

prv:P3 a owl:ObjectProperty .

wdt:P3 a owl:ObjectProperty .

ps:P3 a owl:ObjectProperty .

pq:P3 a owl:ObjectProperty .

pr:P3 a owl:ObjectProperty .

wdno:P3 a owl:Class ;
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_:1086e1c4470bf0a461225f75b332f53e a owl:Restriction ;
	owl:onProperty wdt:P3 ;
	owl:someValuesFrom owl:Thing .

wd:Q106 a wikibase:Item ;
	rdfs:label "Working Group II: Climate Change 2022 – Impacts, Adaptation and Vulnerability"@en ;
	skos:prefLabel "Working Group II: Climate Change 2022 – Impacts, Adaptation and Vulnerability"@en ;
	schema:name "Working Group II: Climate Change 2022 – Impacts, Adaptation and Vulnerability"@en ;
	schema:description "Climate Change 2022 – Impacts, Adaptation and Vulnerability"@en .

wd:P13 a wikibase:Property ;
	rdfs:label "Definition"@en ;
	skos:prefLabel "Definition"@en ;
	schema:name "Definition"@en ;
	schema:description "Full IPCC glossary definition text"@en ;
	wikibase:propertyType <http://wikiba.se/ontology#Monolingualtext> ;
	wikibase:directClaim wdt:P13 ;
	wikibase:claim p:P13 ;
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	wikibase:statementValue psv:P13 ;
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	wikibase:qualifierValue pqv:P13 ;
	wikibase:reference pr:P13 ;
	wikibase:referenceValue prv:P13 ;
	wikibase:novalue wdno:P13 .

p:P13 a owl:ObjectProperty .

psv:P13 a owl:ObjectProperty .

pqv:P13 a owl:ObjectProperty .

prv:P13 a owl:ObjectProperty .

wdt:P13 a owl:DatatypeProperty .

ps:P13 a owl:DatatypeProperty .

pq:P13 a owl:DatatypeProperty .

pr:P13 a owl:DatatypeProperty .

wdno:P13 a owl:Class ;
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_:a2435ce67c5e647c919089b661379f16 a owl:Restriction ;
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	owl:someValuesFrom owl:Thing .

wd:P19 a wikibase:Property ;
	rdfs:label "source version"@en ;
	skos:prefLabel "source version"@en ;
	schema:name "source version"@en ;
	schema:description "Title and version of the source dataset"@en ;
	wikibase:propertyType <http://wikiba.se/ontology#String> ;
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	wikibase:claim p:P19 ;
	wikibase:statementProperty ps:P19 ;
	wikibase:statementValue psv:P19 ;
	wikibase:qualifier pq:P19 ;
	wikibase:qualifierValue pqv:P19 ;
	wikibase:reference pr:P19 ;
	wikibase:referenceValue prv:P19 ;
	wikibase:novalue wdno:P19 .

p:P19 a owl:ObjectProperty .

psv:P19 a owl:ObjectProperty .

pqv:P19 a owl:ObjectProperty .

prv:P19 a owl:ObjectProperty .

wdt:P19 a owl:DatatypeProperty .

ps:P19 a owl:DatatypeProperty .

pq:P19 a owl:DatatypeProperty .

pr:P19 a owl:DatatypeProperty .

wdno:P19 a owl:Class ;
	owl:complementOf _:427a1cf7aa76aeba0fa0d95411406bf8 .

_:427a1cf7aa76aeba0fa0d95411406bf8 a owl:Restriction ;
	owl:onProperty wdt:P19 ;
	owl:someValuesFrom owl:Thing .

wd:P6 a wikibase:Property ;
	rdfs:label "Source"@en ;
	skos:prefLabel "Source"@en ;
	schema:name "Source"@en ;
	schema:description "Source URL"@en ;
	wikibase:propertyType <http://wikiba.se/ontology#Url> ;
	wikibase:directClaim wdt:P6 ;
	wikibase:claim p:P6 ;
	wikibase:statementProperty ps:P6 ;
	wikibase:statementValue psv:P6 ;
	wikibase:qualifier pq:P6 ;
	wikibase:qualifierValue pqv:P6 ;
	wikibase:reference pr:P6 ;
	wikibase:referenceValue prv:P6 ;
	wikibase:novalue wdno:P6 .

p:P6 a owl:ObjectProperty .

psv:P6 a owl:ObjectProperty .

pqv:P6 a owl:ObjectProperty .

prv:P6 a owl:ObjectProperty .

wdt:P6 a owl:ObjectProperty .

ps:P6 a owl:ObjectProperty .

pq:P6 a owl:ObjectProperty .

pr:P6 a owl:ObjectProperty .

wdno:P6 a owl:Class ;
	owl:complementOf _:756f10bc5f45e99cc0b50f82c4769b77 .

_:756f10bc5f45e99cc0b50f82c4769b77 a owl:Restriction ;
	owl:onProperty wdt:P6 ;
	owl:someValuesFrom owl:Thing .

wd:P18 a wikibase:Property ;
	rdfs:label "date accessed"@en ;
	skos:prefLabel "date accessed"@en ;
	schema:name "date accessed"@en ;
	schema:description "Date the source was accessed"@en ;
	wikibase:propertyType <http://wikiba.se/ontology#Time> ;
	wikibase:directClaim wdt:P18 ;
	wikibase:claim p:P18 ;
	wikibase:statementProperty ps:P18 ;
	wikibase:statementValue psv:P18 ;
	wikibase:qualifier pq:P18 ;
	wikibase:qualifierValue pqv:P18 ;
	wikibase:reference pr:P18 ;
	wikibase:referenceValue prv:P18 ;
	wikibase:novalue wdno:P18 .

p:P18 a owl:ObjectProperty .

psv:P18 a owl:ObjectProperty .

pqv:P18 a owl:ObjectProperty .

prv:P18 a owl:ObjectProperty .

wdt:P18 a owl:DatatypeProperty .

ps:P18 a owl:DatatypeProperty .

pq:P18 a owl:DatatypeProperty .

pr:P18 a owl:DatatypeProperty .

wdno:P18 a owl:Class ;
	owl:complementOf _:6805f61e02eb4845abffeb9b8a398ef2 .

_:6805f61e02eb4845abffeb9b8a398ef2 a owl:Restriction ;
	owl:onProperty wdt:P18 ;
	owl:someValuesFrom owl:Thing .

wdv:a7025037d5a1c595e4c0d5045e246d37 a wikibase:TimeValue ;
	wikibase:timeValue "2026-05-27T00:00:00Z"^^xsd:dateTime ;
	wikibase:timePrecision "11"^^xsd:integer ;
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	wikibase:timeCalendarModel <http://www.wikidata.org/entity/Q1985727> .

wdref:da95287baeaf836fa7f8d1af42e4d926536e26c6 a wikibase:Reference ;
	pr:P6 <https://apps.ipcc.ch/glossary/> ;
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