Special Report on Global Warming of 1.5 °C

E36774

IPCC special report scientific assessment report

The Special Report on Global Warming of 1.5 °C is a landmark IPCC assessment outlining the impacts of global warming of 1.5°C above pre-industrial levels and the pathways needed to limit temperature rise to this threshold.

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All labels observed (8)

Label	Occurrences
IPCC Special Reports	2
Special Report on Global Warming of 1.5 °C canonical	2
Global Warming of 1.5 °C	1
IPCC SR1.5	1
IPCC Sixth Assessment Cycle special reports context	1
IPCC Special Report on Global Warming of 1.5 °C	1
IPCC Special Report on Global Warming of 1.5 °C (SR1.5)	1
IPCC special reports	1

How this entity was disambiguated

This entity first appeared as the object of triple T283623 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Special Report on Global Warming of 1.5 °C
Context triple: [Intergovernmental Panel on Climate Change, notableWork, Special Report on Global Warming of 1.5 °C]

A. The Climate Book
The Climate Book is a comprehensive anthology on the climate crisis curated by activist Greta Thunberg, featuring contributions from scientists, experts, and writers explaining the causes, impacts, and solutions to global warming.
B. UN Climate Action Summit 2019
The UN Climate Action Summit 2019 was a high-level United Nations gathering in New York aimed at accelerating global efforts to address climate change through stronger national commitments and concrete action plans.
C. A Life on Our Planet
A Life on Our Planet is a documentary film and companion book in which naturalist David Attenborough reflects on his lifetime of witnessing environmental change and issues a powerful call to address the climate and biodiversity crises.
D. Laudato si'
Laudato si' is Pope Francis’s 2015 encyclical that calls for urgent action on environmental protection and social justice, emphasizing care for our common home.
E. Greta Thunberg’s address to the UN Climate Change Conference (COP24)
Greta Thunberg’s address to the UN Climate Change Conference (COP24) is an early landmark speech by the Swedish climate activist in which she sharply criticized global leaders’ inaction on climate change and helped catalyze the international youth climate movement.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Special Report on Global Warming of 1.5 °C
Target entity description: The Special Report on Global Warming of 1.5 °C is a landmark IPCC assessment outlining the impacts of global warming of 1.5°C above pre-industrial levels and the pathways needed to limit temperature rise to this threshold.

A. The Climate Book
The Climate Book is a comprehensive anthology on the climate crisis curated by activist Greta Thunberg, featuring contributions from scientists, experts, and writers explaining the causes, impacts, and solutions to global warming.
B. UN Climate Action Summit 2019
The UN Climate Action Summit 2019 was a high-level United Nations gathering in New York aimed at accelerating global efforts to address climate change through stronger national commitments and concrete action plans.
C. A Life on Our Planet
A Life on Our Planet is a documentary film and companion book in which naturalist David Attenborough reflects on his lifetime of witnessing environmental change and issues a powerful call to address the climate and biodiversity crises.
D. Laudato si'
Laudato si' is Pope Francis’s 2015 encyclical that calls for urgent action on environmental protection and social justice, emphasizing care for our common home.
E. Greta Thunberg’s address to the UN Climate Change Conference (COP24)
Greta Thunberg’s address to the UN Climate Change Conference (COP24) is an early landmark speech by the Swedish climate activist in which she sharply criticized global leaders’ inaction on climate change and helped catalyze the international youth climate movement.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	IPCC special report ⓘ scientific assessment report ⓘ
adoptedAt	48th Session of the IPCC ⓘ
adoptedIn	Incheon ⓘ South Korea ⓘ
adoptionDate	2018-10-06 ⓘ
approvedBy	IPCC member governments ⓘ
author	Intergovernmental Panel on Climate Change ⓘ
commissionedBy	Conference of the Parties (COP) climate negotiations ⓘ surface form: Parties to the United Nations Framework Convention on Climate Change
compares	impacts at 1.5 °C warming and 2 °C warming ⓘ
concludes	global warming is likely to reach 1.5 °C between 2030 and 2052 if it continues at the current rate ⓘ
finds	impacts at 2 °C warming are substantially higher than at 1.5 °C warming ⓘ limiting warming to 1.5 °C would reduce risks to ecosystems and biodiversity compared with 2 °C ⓘ limiting warming to 1.5 °C would reduce sea level rise compared with 2 °C ⓘ limiting warming to 1.5 °C would reduce the number of people exposed to climate-related risks and susceptible to poverty ⓘ limiting warming to 1.5 °C would reduce the probability of an ice-free Arctic Ocean in summer ⓘ risks to economic growth increase with warming ⓘ risks to health, livelihoods, food security, water supply and human security increase with warming ⓘ
focusesOn	adaptation options for 1.5 °C warming ⓘ impacts of global warming of 1.5 °C above pre-industrial levels ⓘ mitigation pathways to limit warming to 1.5 °C ⓘ
hasKeyConcept	carbon budget for 1.5 °C ⓘ climate-resilient development pathways ⓘ net zero CO2 emissions ⓘ sustainable development and poverty eradication in the context of 1.5 °C ⓘ
impact	influenced international climate negotiations after 2018 ⓘ informed national climate policies and net-zero targets ⓘ
includes	Summary for Policymakers ⓘ supplementary materials ⓘ technical chapters ⓘ
language	English ⓘ
partOf	Special Report on Global Warming of 1.5 °C self-linksurface differs ⓘ surface form: IPCC Sixth Assessment Cycle special reports context
precedes	Special Report on Climate Change and Land ⓘ surface form: IPCC Special Report on Climate Change and Land Special Report on the Ocean and Cryosphere in a Changing Climate ⓘ surface form: IPCC Special Report on the Ocean and Cryosphere in a Changing Climate
publicationDate	2018-10-08 ⓘ
publisher	Intergovernmental Panel on Climate Change ⓘ
relatedTo	Paris Agreement temperature goals ⓘ
requestedBy	21st Conference of the Parties ⓘ surface form: 2015 United Nations Climate Change Conference Paris Agreement ⓘ
shortName	Special Report on Global Warming of 1.5 °C self-linksurface differs ⓘ surface form: IPCC SR1.5
states	global net anthropogenic CO2 emissions must decline by about 45% from 2010 levels by 2030 to limit warming to 1.5 °C ⓘ global net anthropogenic CO2 emissions must reach net zero around 2050 to limit warming to 1.5 °C ⓘ limiting warming to 1.5 °C requires rapid and far-reaching transitions in energy, land, urban and infrastructure systems ⓘ limiting warming to 1.5 °C requires rapid and far-reaching transitions in industrial systems ⓘ
subject	climate change ⓘ climate policy ⓘ global warming ⓘ
title	Special Report on Global Warming of 1.5 °C self-linksurface differs ⓘ surface form: Global Warming of 1.5 °C
url	https://www.ipcc.ch/sr15/ ⓘ

How these facts were elicited

Referenced by (10)

Full triples — surface form annotated when it differs from this entity's canonical label.

Intergovernmental Panel on Climate Change → notableWork → Special Report on Global Warming of 1.5 °C ⓘ

Special Report on Global Warming of 1.5 °C → shortName → Special Report on Global Warming of 1.5 °C self-linksurface differs ⓘ

this entity surface form: IPCC SR1.5

Special Report on Global Warming of 1.5 °C → title → Special Report on Global Warming of 1.5 °C self-linksurface differs ⓘ

this entity surface form: Global Warming of 1.5 °C

Special Report on Global Warming of 1.5 °C → partOf → Special Report on Global Warming of 1.5 °C self-linksurface differs ⓘ

this entity surface form: IPCC Sixth Assessment Cycle special reports context

IPCC member governments → approves → Special Report on Global Warming of 1.5 °C ⓘ

this entity surface form: IPCC Special Reports

48th Session of the IPCC → mainSubject → Special Report on Global Warming of 1.5 °C ⓘ

48th Session of the IPCC → acceptedDocument → Special Report on Global Warming of 1.5 °C ⓘ

this entity surface form: IPCC Special Report on Global Warming of 1.5 °C (SR1.5)

SRCCL → relatedTo → Special Report on Global Warming of 1.5 °C ⓘ

this entity surface form: IPCC Special Report on Global Warming of 1.5 °C

IPCC Principles and Procedures → appliesTo → Special Report on Global Warming of 1.5 °C ⓘ

this entity surface form: IPCC special reports

IPCC 50th Session → relatedTo → Special Report on Global Warming of 1.5 °C ⓘ