statement_idx
int64
0
8.09k
report
stringclasses
3 values
page_num
int64
18
2.84k
sent_num
int64
0
78
statement
stringlengths
13
4.29k
confidence
stringclasses
4 values
score
int64
0
3
split
stringclasses
2 values
2,500
AR6_WGII
39
2
Instruments that incorporate adaptation such as policy and legal frameworks, behavioural incentives, and economic instruments that address market failures, such as climate risk disclosure, inclusive and deliberative processes strengthen adaptation actions by public and private actors
medium
1
train
2,501
AR6_WGII
39
4
A wide range of top-down, bottom-up and co-produced processes and sources can deepen climate knowledge and sharing, including capacity building at all scales, educational and information programmes, using the arts, participatory modelling and climate services, Indigenous knowledge and local knowledge and citizen science
high
2
train
2,502
AR6_WGII
39
5
These measures can facilitate awareness, heighten risk perception and influence behaviours
high
2
train
2,503
AR6_WGII
39
7
Building capacity and removing some barriers to accessing finance is fundamental to accelerate adaptation, especially for vulnerable groups, regions and sectors
high
2
train
2,504
AR6_WGII
39
9
Public finance is an important enabler of adaptation
high
2
train
2,505
AR6_WGII
39
10
Public mechanisms and finance can leverage private sector finance for adaptation by addressing real and perceived regulatory, cost and market barriers, for example via public-private partnerships
high
2
train
2,506
AR6_WGII
39
11
Financial and technological resources enable effective and ongoing implementation of adaptation, especially when supported by institutions with a strong understanding of adaptation needs and capacity
high
2
train
2,507
AR6_WGII
39
13
M&E implementation is currently limited
high
2
train
2,508
AR6_WGII
39
14
Although most of the monitoring of adaptation is focused towards planning and implementation, the monitoring of outcomes is critical for tracking the effectiveness and progress of adaptation
high
2
train
2,509
AR6_WGII
39
16
M&E systems are most effective when supported by capacities and resources and embedded in enabling governance systems
high
2
train
2,510
AR6_WGII
39
18
Vulnerabilities and climate risks are often reduced through carefully designed and implemented laws, policies, processes, and interventions that address context specific inequities such as based on gender, ethnicity, disability, age, location and income
high
2
train
2,511
AR6_WGII
39
19
These approaches, which include multi-stakeholder co-learning platforms, transboundary collaborations, community-based adaptation and participatory scenario planning, focus on capacity-building, and meaningful participation of the most vulnerable and marginalised groups, and their access to key resources to adapt
high
2
train
2,512
AR6_WGII
40
7
This in turn undermines efforts to achieve sustainable development, particularly for vulnerable and marginalized communities
very high
3
train
2,513
AR6_WGII
40
9
This is especially challenging in localities with persistent development gaps and limited resources
high
2
train
2,514
AR6_WGII
40
11
Integrated and inclusive system-oriented solutions based on equity and social and climate justice reduce risks and enable climate resilient development
high
2
train
2,515
AR6_WGII
40
13
Climate resilient devel- opment is facilitated by international cooperation and by governments at all levels working with communities, civil society, educational bodies, scientific and other institutions, media, investors and businesses; and by developing partner - ships with traditionally marginalised groups, including women, youth, Indigenous Peoples, local communities and ethnic minorities
high
2
train
2,516
AR6_WGII
40
16
These practices build on diverse knowledges about climate risk and chosen development pathways account for local, regional and global climate impacts, risks, barriers and opportunities
high
2
train
2,517
AR6_WGII
40
17
Structural vulnerabilities to climate change can be reduced through carefully designed and implemented legal, policy, and process interventions from the local to global that address inequities based on gender, ethnicity, disability, age, location and income
very high
3
train
2,518
AR6_WGII
40
18
This includes rights-based approaches that focus on capacity-building, meaningful participation of the most vulnerable groups, and their access to key resources, including financing, to reduce risk and adapt
high
2
test
2,519
AR6_WGII
40
19
Evidence shows that climate resilient development processes link scientific, Indigenous, local, practitioner and other forms of knowledge, and are more effective and sustainable because they are locally appropriate and lead to more legitimate, relevant and effective actions
high
2
train
2,520
AR6_WGII
42
1
Planning processes and decision analysis tools can help identify ‘low regrets’ options47 that enable mitigation and adaptation in the face of change, complexity, deep uncertainty and divergent views
medium
1
test
2,521
AR6_WGII
42
3
Inclusive processes strengthen the ability of governments and other stakeholders to jointly consider factors such as the rate and magnitude of change and uncertainties, associated impacts, and timescales of different climate resilient development pathways given past development choices leading to past emissions and scenarios of future global warming
high
2
train
2,522
AR6_WGII
42
5
The quality and outcome of these interactions helps determine whether development pathways shift towards or away from climate resilient development
medium
1
train
2,523
AR6_WGII
42
13
However, the global trend of urbanisation also offers a critical opportunity in the near-term, to advance climate resilient development
high
2
train
2,524
AR6_WGII
42
15
Equitable outcomes contributes to multiple benefits for health and well-being and ecosystem services, including for Indigenous Peoples, marginalised and vulnerable communi- ties
high
2
train
2,525
AR6_WGII
42
16
Climate resilient development in urban areas also supports adaptive capacity in more rural places through maintaining peri-urban supply chains of goods and services and financial flows
medium
1
test
2,526
AR6_WGII
42
17
Coastal cities and settlements play an especially important role in advancing climate resilient development
high
2
train
2,527
AR6_WGII
43
5
Dominant models of energy intensive and market-led urbanisation, insufficient and misaligned finance and a predominant focus on grey infrastructure in the absence of integration with ecological and social approaches, risks missing opportunities for adaptation and locking in maladaptation
high
2
train
2,528
AR6_WGII
43
6
Poor land use planning and siloed approaches to health, ecological and social planning also exacerbates, vulnerability in already marginalised communities
medium
1
train
2,529
AR6_WGII
43
7
Urban climate resilient development is observed to be more effective if it is responsive to regional and local land use development and adaptation gaps, and addresses the underlying drivers of vulnerability
high
2
train
2,530
AR6_WGII
43
8
The greatest gains in well-being can be achieved by prioritizing finance to reduce climate risk for low-income and marginalized residents including people living in informal settlements
high
2
train
2,531
AR6_WGII
43
14
Recent analyses, drawing on a range of lines of evidence, suggest that maintaining the resilience of biodiversity and ecosystem services at a global scale depends on effective and equitable conservation of approximately 30% to 50% of Earth’s land, freshwater and ocean areas, including currently near-natural ecosystems
high
2
train
2,532
AR6_WGII
43
17
Degradation and loss of ecosystems is also a cause of greenhouse gas emissions and is at increasing risk of being exacerbated by climate change impacts, including droughts and wildfire
high
2
train
2,533
AR6_WGII
43
18
Climate resilient development avoids adaptation and mitigation measures that damage ecosystems
high
2
train
2,534
AR6_WGII
43
19
Documented examples of adverse impacts of land-based measures intended as mitigation, when poorly implemented, include afforestation of grasslands, savannas and peatlands, and risks from bioenergy crops at large scale to water supply, food security and biodiversity
high
2
train
2,535
AR6_WGII
44
1
Consequences of current and future global warming for climate resilient development include reduced effectiveness of Ecosystem-based Adaptation and approaches to climate change mitigation based on ecosystems and amplifying feedbacks to the climate system
high
2
train
2,536
AR6_WGII
44
3
Past and current development trends (past emissions, development and climate change) have not advanced global climate resilient development
very high
3
train
2,537
AR6_WGII
44
4
Societal choices and actions implemented in the next decade determine the extent to which medium- and long-term pathways will deliver higher or lower climate resilient development
high
2
train
2,538
AR6_WGII
44
5
Importantly climate resilient development prospects are increasingly limited if current greenhouse gas emissions do not rapidly decline, es- pecially if 1.5°C global warming is exceeded in the near-term
high
2
train
2,539
AR6_WGII
44
6
These prospects are constrained by past development, emissions and climate change, and enabled by inclusive governance, adequate and appropriate human and technological resources, information, capacities and finance
high
2
train
2,540
AR6_WGII
44
8
The prospects for climate resilient development will be further limited if global warming levels exceeds 1.5°C (high confidence) and not be possible in some regions and sub-regions if the global warming level exceeds 2°C
medium
1
train
2,541
AR6_WGII
44
9
Climate resilient development is most constrained in regions/subregions in which climate impacts and risks are already advanced, including low-lying coastal cities and settlements, small islands, deserts, mountains and polar regions
high
2
train
2,542
AR6_WGII
44
10
Regions and subregions with high levels of poverty, water, food and energy insecurity, vulnerable urban environments, degraded ecosystems and rural environments, and/or few enabling conditions, face many non-climate challenges that inhibit climate resilient development which are further exacerbated by climate change
high
2
train
2,543
AR6_WGII
54
2
Feasible, integrated mitigation and adaptation solutions can be tailored to specific locations and monitored for their effectiveness while avoiding conflict with sustainable development objectives and managing risks and trade- offs
high
2
train
2,544
AR6_WGII
56
1
Ecosystems and biodiversity TS.B.1 Climate change has altered marine, terrestrial and fresh - water ecosystems all around the world
very high
3
train
2,545
AR6_WGII
56
2
Effects were experienced earlier and are more widespread with more far-reaching consequences than anticipated
medium
1
train
2,546
AR6_WGII
56
3
Biological responses, including changes in physi - ology, growth, abundance, geographic placement and shifting seasonal timing, are often not sufficient to cope with recent climate change
very high
3
train
2,547
AR6_WGII
56
4
Climate change has caused local species losses, increases in disease (high confidence) and mass mortality events of plants and animals (very high confidence), resulting in the first climate-driven extinctions (medium confidence), ecosystem restructuring, increases in areas burned by wildfire (high confidence) and declines in key ecosystem services
high
2
train
2,548
AR6_WGII
56
5
Climate- driven impacts on ecosystems have caused measurable eco - nomic and livelihood losses and altered cultural practices and recreational activities around the world
high
2
train
2,549
AR6_WGII
56
8
Consistent with expectations, species in all ecosystems have shifted their geographic ranges and altered the timing of seasonal events
very high
3
train
2,550
AR6_WGII
56
9
Among thousands of species spread across terrestrial, freshwater and marine systems, half to two-thirds have shifted their ranges to higher latitudes (very high confidence), and approximately two-thirds have shifted towards earlier spring life events
very high
3
train
2,551
AR6_WGII
56
10
The move of diseases and their vectors has brought new diseases into the high Arctic and at higher elevations in mountain regions to which local wildlife and humans are not resistant
high
2
train
2,552
AR6_WGII
56
11
These processes have led to emerging hybridisation, competition, temporal or spatial mismatches in predator–prey, insect– plant and host–parasite relationships and invasion of alien plant pests or pathogens
medium
1
train
2,553
AR6_WGII
56
14
Range shifts reduce biodiversity in the warmest regions and locations as adaptation limits are exceeded
high
2
train
2,554
AR6_WGII
56
15
Simultaneously, these shifts homogenise biodiversity (medium confidence) in regions receiving climate-migrant species, alter food webs and eliminate the distinctiveness of communities
medium
1
train
2,555
AR6_WGII
56
16
Increasing losses of habitat-forming species such as trees, corals, kelp and seagrass have caused irreversible shifts in some ecosystems and threaten associated biodiversity in marine systems
high
2
train
2,556
AR6_WGII
56
17
Human-introduced invasive (non-native) species can reduce or replace native species and alter ecosystem characteristics if they fare better than endemic species in new climate-altered ecological niches
high
2
train
2,557
AR6_WGII
56
18
Such invasive species effects are most prominent in geographically constrained areas, including islands, semi-enclosed seas and mountains, and they increase vulnerability in these systems
high
2
train
2,558
AR6_WGII
56
19
Phenological shifts increase the risks of temporal mismatches between trophic levels within ecosystems (medium confidence), which can lead to reduced food availability and population abundances
medium
1
train
2,559
AR6_WGII
56
21
Box 3.2, Box 3.4, 3.5.2, 3.5.3, 4.3.5, 9.6.1, 10.4.2, 11.3.1, 11.3.2, 11.3.11, 13.3.1, 13.4.1, 13.10.2, 14.5.1, 15.3.3, 15.3.4, 15.8, Box CCP1.1, CCP1.2.2, CCP1.2.1, CCP3.2.1, CCP5.2.1, CCB EXTREMES} TS.B.1.3 At the warm (equatorward and lower) edges of distribu tions, adaptation limits to human-induced warming have led to widespread local population losses (extirpations) that result in range contractions
very high
3
train
2,560
AR6_WGII
56
22
Among land plants and animals, local population loss was detected in around 50% of studied species and is often attributable to extreme events
high
2
train
2,561
AR6_WGII
56
24
Many mountain-top species have suffered population losses along lower elevations, leaving them increasingly restricted to a smaller area and at higher risk of extinction
medium
1
train
2,562
AR6_WGII
56
25
Global extinctions due to climate change are already being observed, with two extinctions currently attributed to anthropogenic climate change
medium
1
train
2,563
AR6_WGII
56
26
Climate-induced extinctions, including mass extinctions, are common in the palaeo record, underlining the potential of climate change to have catastrophic impacts on species and ecosystems
high
2
train
2,564
AR6_WGII
56
29
The Arctic is showing increased arrival of species from warmer areas on land and in the sea, with a declining extent of tundra and ice-dependent species, such as the polar bear
high
2
train
2,565
AR6_WGII
58
1
Coral reefs are suffering global declines, with abrupt shifts in community composition persisting for years
very high
3
train
2,566
AR6_WGII
58
2
Deserts and tropical systems are decreasing in diversity due to heat stress and extreme events
high
2
train
2,567
AR6_WGII
58
3
In contrast, arid lands are displaying varied responses around the globe in response to regional changes in the hydrological cycle
high
2
train
2,568
AR6_WGII
58
5
In terrestrial ecosystems, carbon uptake services linked to CO 2 fertilisation effects are being increasingly limited by drought and warming and exacerbated by non-climatic anthropogenic impacts
high
2
train
2,569
AR6_WGII
58
6
Deforestation, draining and burning of peatlands and tropical forests and thawing of Arctic permafrost have already shifted some areas from being carbon sinks to carbon sources
high
2
train
2,570
AR6_WGII
58
7
The severity and outbreak extent of forest insect pests increased in several regions
high
2
train
2,571
AR6_WGII
58
8
Woody plant expansion into grasslands and savannahs, linked to increased CO 2, has reduced grazing land, while invasive grasses in semiarid lands increased the risk of fire
high
2
train
2,572
AR6_WGII
58
9
Coastal ‘blue carbon’ systems are already impacted by multiple climate and non- climate drivers
very high
3
test
2,573
AR6_WGII
58
10
Warming and CO 2 fertilisation have altered coastal ecosystem biodiversity, making carbon storage or release regionally variable
high
2
train
2,574
AR6_WGII
58
12
Indigenous knowledge contains unique information sources about past changes and potential solutions to present issues
medium
1
train
2,575
AR6_WGII
58
13
Tangible heritage, such as traditional harvesting sites or species and archaeological and cultural heritage sites, and intangible heritage, such as festivals and rites associated with nature-based activities, endemic knowledge and unique insights about plants and animals, are being lost
high
2
train
2,576
AR6_WGII
58
15
Cultural losses threaten adaptive capacity and may accumulate into intergenerational trauma and irrevocable losses of sense of belonging, valued cultural practices, identity and home
medium
1
train
2,577
AR6_WGII
58
17
Extremes are surpassing the resil- ience of some ecological and human systems and challenging the adaptation capacities of others, including impacts with irre- versible consequences
high
2
train
2,578
AR6_WGII
58
18
Vulnerable people and human systems and climate-sensitive species and ecosystems are most at risk
very high
3
train
2,579
AR6_WGII
58
20
The most severe impacts are occurring in the most climate-sensitive species and ecosystems, characterised by traits that limit their abilities to regenerate between events or to adapt, and those most exposed to climate hazards
high
2
train
2,580
AR6_WGII
58
21
Losses of local plant and animal populations have been widespread, many associated with large increases in hottest yearly temperatures and heatwave events
very high
3
train
2,581
AR6_WGII
58
22
Marine heatwave events have led to widespread, abrupt and extensive mortality of key habitat-forming species among tropical corals, kelps, seagrasses and mangroves, as well as mass mortality of wildlife species, including benthic sessile species
high
2
train
2,582
AR6_WGII
59
7
Droughts, floods, wildfires and marine heatwaves contribute to reduced food availability and increased food prices, threatening food security, nutrition and livelihoods of millions of people across regions
high
2
train
2,583
AR6_WGII
59
8
Extreme events caused economic losses in forest productivity and crops and livestock farming, including losses in wheat production in 2012, 2016 and 2018, with the severity of impacts from extreme heat and drought tripling over the last 50 years in Europe
high
2
train
2,584
AR6_WGII
59
9
Forests were impacted by extreme heat and drought impacting timber sales, for example, in Europe
high
2
train
2,585
AR6_WGII
59
10
Marine heatwaves, including well-documented events along the west coast of North America (2013–2016) and east coast of Australia (2015–2016, 2016–2017 and 2020), have caused the collapse of regional fisheries and aquaculture
high
2
train
2,586
AR6_WGII
59
11
Human populations exposed to extreme weather and climate events are at risk of food insecurity with lower diversity in diets, leading to malnutrition and increased risk of disease
high
2
train
2,587
AR6_WGII
59
13
Since AR5, the impacts of climate change and extreme weather events such as wildfires, extreme heat, cyclones, storms and floods have adversely affected or caused loss and damage to human health, shelter, displacement, incomes and livelihoods, security and inequality
high
2
train
2,588
AR6_WGII
59
14
Over 20 million people have been internally displaced annually by weather-related extreme events since 2008, with storms and floods the most common drivers
high
2
train
2,589
AR6_WGII
59
15
Climate-related extreme events are followed by negative impacts on mental health, well-being, life satisfaction, happiness, cognitive performance and aggression in exposed populations
very high
3
test
2,590
AR6_WGII
59
19
Human-induced global warming has slowed the growth of agricultural productivity over the past 50 years in mid and low latitudes
medium
1
train
2,591
AR6_WGII
59
20
Crop yields are compromised by surface ozone
high
2
train
2,592
AR6_WGII
59
21
Methane emissions have negatively impacted crop yields by increasing temperatures and surface ozone concentrations
medium
1
train
2,593
AR6_WGII
59
22
Warming is negatively affecting crop and grassland quality and harvest stability
high
2
train
2,594
AR6_WGII
59
23
Warmer and drier conditions have increased tree mortality and forest disturbances in many temperate and boreal biomes (high confidence), negatively impacting provisioning services
medium
1
train
2,595
AR6_WGII
59
24
Ocean warming has decreased sustainable yields of some wild fish populations
high
2
train
2,596
AR6_WGII
59
25
Ocean acidification and warming have already affected farmed aquatic species
high
2
train
2,597
AR6_WGII
59
28
At higher latitudes, warming has expanded the available area but has also altered phenology (high confidence), potentially causing plant–pollinator and pest mismatches
medium
1
train
2,598
AR6_WGII
59
29
At low latitudes, temperatures have crossed upper tolerance thresholds, more frequently leading to heat stress and/ or shifts in distribution and losses for crops, livestock, fisheries and aquaculture
high
2
train
2,599
AR6_WGII
60
2
The impacts of climate-related extremes on food security, nutrition and livelihoods are particularly acute and severe for people living in sub-Saharan Africa, Asia, small islands, Central and South America and the Arctic and small-scale food producers globally
high
2
test