Nexus StandardsMaster subsiteHazards
11 areas · /hazards/

Hazards and Disaster Risk Reduction

Hazards rarely arrive alone: an earthquake triggers landslides, a cyclone a flood, a heatwave a wildfire and a power failure. This subsite holds the hazard-family standards and the disaster risk reduction frameworks that describe events, losses and cascades in comparable records, with CAP 1.2 as its worked package. Every artifact of these areas carries a UNI (Unique Nexus Identifier), which identifies and never certifies.

Areas
11
3 with a registry row
Nexus Standards
8
listed by the areas
Open standards
21
named and linked, never reproduced
Feeds
33
0 admitted · the rest pending
UNI
requested · not yet allocated
Status
PROPOSEDsubsite created · awaiting go
Last reviewed
area context bank
Cite this page

Nexus Standards (2026). Hazards and Disaster Risk Reduction: master subsite of the Nexus Standards (PROPOSED areas). https://nexustandards.com/hazards/. Last reviewed 2026-10-17.

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01Context map

An example geography for this subsite.

Open Earth observation layers framed on bangladesh, as an example geography for hazards and disaster risk reduction: context for where its records live, never an assessment and never a statement of where the standards apply. Layers, dates and credits are on the map.

The interactive map needs JavaScript; the layer list and sources are below.

Layers 3

Hazards now

Latest available

NASA GIBS / EOSDIS · ASTER GDEM (METI, NASA) · Blue Marble (NASA) · © OpenStreetMap contributors (ODbL) · Natural Earth

Loading the latest NASA imagery.

Drag to move. Ctrl or ⌘ and scroll, pinch or the buttons to zoom; hover for the values under the pointer; reset returns to the region.

Flood water, active fires, heavy rain and smoke, beside where people live, framed on Bangladesh.Satellite and model products as NASA publishes them, each with its own date; indicators, not assessments of any place; claim ceiling INTEGRATED.

Data: NASA GIBS · ASTER GDEM · Blue Marble · © OpenStreetMap contributors · Natural Earth · NASA EONET · GDACS · USGSSources and licences

  • We acknowledge the use of imagery provided by services from NASA's Global Imagery Browse Services (GIBS), part of NASA's Earth Science Data and Information System (ESDIS). Colours redrawn from the published colour map; values averaged into H3 cells where shown (modified). NASA open data
  • We acknowledge the use of imagery provided by services from NASA's Global Imagery Browse Services (GIBS), part of NASA's Earth Science Data and Information System (ESDIS). Colours redrawn from the published colour map; values averaged into H3 cells where shown (modified). NASA open data
  • VIIRS near-real-time products (flood, land surface temperature, snow cover, corrected reflectance), NASA LANCE; imagery via NASA GIBS. Colours redrawn from the published colour map; values averaged into H3 cells where shown (modified). NASA open data
  • NASA Fire Information for Resource Management System (FIRMS), VIIRS 375 m active fire product, NASA LANCE; vector tiles via NASA GIBS. Colours redrawn from the published colour map; values averaged into H3 cells where shown (modified). NASA open data
  • GPM IMERG precipitation, NASA Precipitation Processing System; distributed by the NASA Goddard Earth Sciences Data and Information Services Center (GES DISC); imagery via NASA GIBS. Colours redrawn from the published colour map; values averaged into H3 cells where shown (modified). NASA open data
  • MODIS and VIIRS atmosphere products, NASA LANCE and LAADS DAAC; imagery via NASA GIBS. Colours redrawn from the published colour map; values averaged into H3 cells where shown (modified). NASA open data
  • Center for International Earth Science Information Network (CIESIN), Columbia University. 2018. Gridded Population of the World, Version 4 (GPWv4): Population Density, Revision 11. NASA Socioeconomic Data and Applications Center (SEDAC). Licensed under CC BY 4.0. Colours redrawn from the published colour map; values averaged into H3 cells where shown (modified). CC BY 4.0
  • ASTER GDEM is a product of METI and NASA (ASTER Global Digital Elevation Model V003, NASA LP DAAC); imagery via NASA GIBS. Colours redrawn from the published colour map; values averaged into H3 cells where shown (modified). NASA open data
  • Made with Natural Earth. Free vector and raster map data @ naturalearthdata.com. Public domain
  • © OpenStreetMap contributors (ODbL), via NASA GIBS (coastlines, boundaries, roads and place names). Colours redrawn from the published colour map; values averaged into H3 cells where shown (modified). ODbL
  • Blue Marble, NASA Earth Observatory; imagery via NASA GIBS. Colours redrawn from the published colour map; values averaged into H3 cells where shown (modified). NASA open data
  • Context on the globe and flat map: coastlines, boundaries, roads and place names from NASA GIBS reference layers (OpenStreetMap data, ODbL, © OpenStreetMap contributors); Blue Marble imagery as an optional base; 3D terrain and the elevation read-out from the ASTER GDEM elevation colour index (5 m to 200 m classes, exaggerated for legibility). Boundaries are drawn as published and imply no position on any territory.
  • Globe: MapLibre GL JS 6.9.1, BSD-3-Clause, © MapLibre contributors.
  • Live: NASA EONET Events are indicative, not official warnings.
  • Live: GDACS (EC JRC / UN OCHA) Events are indicative, not official warnings.
  • Live: USGS Events are indicative, not official warnings.
  • Optional layers (35 sources in the layer list: live, forecast, observed and context) print their provider credit on the map and here when switched on; forecasts are model output and derived indices are estimates.

Layers and dates

  • Flood water, 3-day composite: VIIRS Global Flood Product, NASA LANCE · 14 Oct 2026
  • Active fires and thermal anomalies, last day: VIIRS NOAA-20 375 m (FIRMS), NASA LANCE FIRMS · 13 Oct 2026
  • Precipitation rate, daily mean: GPM IMERG, NASA GES DISC · 12 Oct 2026
  • Aerosol optical depth, daily: VIIRS NOAA-20 Deep Blue AOD, NASA LANCE · 13 Oct 2026
  • Population density, 2020: Population: CIESIN, Columbia University, Gridded Population of the World v4.11 (2018), NASA SEDAC, CC BY 4.0 · static

02Area index

11 areas in Hazards and Disaster Risk Reduction.

Every area of the subsite with its tier, status, the Nexus Standards it lists, the open standards it names, its feeds and its couplings. Area entries are PROPOSED; registry rows are named where they exist.

Area index · Hazards and Disaster Risk ReductionFrom the context bank
  1. 01Geophysical hazard standardsHazard and threat familiesStatusregistry · plannedNexus StandardsNS-0 · NS-3 · NS-3b · NS-11Open standards5Feeds5 0 admittedCouplings4
  2. 02Hydrometeorological hazard standardsHazard and threat familiesStatusregistry · plannedNexus StandardsNS-0 · NS-3 · NS-3b · NS-11Open standards6Feeds5 0 admittedCouplings4
  3. 03Chemical hazard standardsHazard and threat familiesStatusproposedNexus StandardsNS-0 · NS-3 · NS-9 · NS-11Open standards4Feeds2 0 admittedCouplings4
  4. 04Wildfire and vegetation fire standardsHazard and threat familiesStatusproposedNexus StandardsNS-0 · NS-3 · NS-3b · NS-11Open standards4Feeds4 0 admittedCouplings4
  5. 05Compound and cascading hazard standardsHazard and threat familiesStatusproposedNexus StandardsNS-0 · NS-3 · NS-9 · NS-11Open standards4Feeds4 0 admittedCouplings4
  6. 06Space weather, spectrum and timing risk standardsHazard and threat familiesStatusregistry · plannedNexus StandardsNS-0 · NS-3 · NS-9 · NS-11Open standards4Feeds2 0 admittedCouplings4
  7. 07Extraterrestrial hazard standardsHazard and threat familiesStatusproposedNexus StandardsNS-0 · NS-3 · NS-3b · NS-11Open standards4Feeds3 0 admittedCouplings4
  8. 08Disaster risk reductionRisk disciplinesStatusproposedNexus StandardsNS-0 · NS-1 · NS-3 · NS-3b · NS-9 · NS-11 · NS-14Open standards5Feeds4 0 admittedCouplings4
  9. 09Sendai Framework alignmentFrameworks and mandates alignmentStatusproposedNexus StandardsNS-3 · NS-10 · NS-11Open standards4Feeds3 0 admittedCouplings4
  10. 10UNDRR and the Sendai Framework MonitorMultilateral and institutional technical areasStatusproposedNexus StandardsNS-3 · NS-11Open standards4Feeds3 0 admittedCouplings3
  11. 11Defence and civil protectionSectors and industriesStatusproposedNexus StandardsNS-0 · NS-3 · NS-9 · NS-10 · NS-11Open standards5Feeds4 0 admittedCouplings4

Area index3 of 11 areas have a registry row; the rest are proposed areas with a full context entry and no registry row yet. Feed counts include sources pending admission.

03Live feeds

33 sources named by the areas, every one honest about admission.

Provider, licence, delivery path and register status for each source. A source is live on a public page only after an owner decision admits it; until then it reads pending admission.

Every feed · pending admission

No legal register row admits any of these sources for live display on public pages yet, so nothing is read from them here. A register row that exists records the source for the governed GRIx path; admission for public pages is a separate owner decision.

Admitted
0
none yet
Register row exists
19
recorded for the GRIx path
Proposed row
14
terms to be recorded
Delivery
18 GRIx · 0 plugin · 1 browser · 14 snapshot
GRIx first, then plugin, browser-direct, snapshot
9 more feeds
04Coupling map

Hazards and Disaster Risk Reduction among the other subsites.

71 coupling rows join this subsite's areas to 14 other subsites, counted from the systemicContext rows of the area context bank in both directions. Select a card on the canvas to trace it.

Canvas · couplings with the other subsitesDesign, not a record
Hazards and Disaster Risk Reduction: couplings with the other subsitesSubsites whose areas record a coupling into Hazards and Disaster Risk Reduction, the areas of Hazards and Disaster Risk Reduction with the highest coupling counts, and the subsites its areas couple out to, counted from the systemicContext rows of the area context bank (PROPOSED). A reading aid, not a dependency proof.

Fig.Edge labels count coupling rows. GATE marks a subsite, DONE and RUNNING an area of this subsite. Tags give reading order only. Design, not a record.

Coupled subsiteRowsExample mechanism
Energy and Critical Infrastructure14Common driver: geomagnetic storms induce currents that damage transformers and disrupt GNSS timing used in grid synchronisation.Energy risk standards to Space weather, spectrum and timing risk standards
Climate and Earth Systems13Common driver: warming intensifies heavy rainfall, heatwaves and drought, shifting hazard distributions.Climate risk standards to Hydrometeorological hazard standards
Humanitarian Action and Development8Sendai indicators A-1, B-1 and G-1 are also SDG indicators 1.5.1, 11.5.1 and 13.1.1, so one record UNI serves both reporting streams and double counting is avoided.Sendai Framework alignment to SDG and 2030 Agenda alignment
Early Warning and Anticipatory Action7Mechanism: ensemble forecasts feed triggers; verification statistics determine trigger reliability.Hydrometeorological hazard standards to Early warning and anticipatory action
Space and Earth Observation6Satellite imagery, communications and positioning underpin situational awareness.Defence and civil protection to Space industry
Digital, Cyber and AI4Common driver: GNSS jamming and spoofing are deliberate interference threats.Space weather, spectrum and timing risk standards to Cyber and digital risk standards
Governance, Security and Society4Civil protection is part of national DRR governance and Sendai reporting.Defence and civil protection to Public sector and government
Cities and the Built Environment3Mechanism: impervious surfaces amplify pluvial flooding and the urban heat island amplifies heatwaves.Cities and urban systems risk standards to Hydrometeorological hazard standards
05Worked package

CAP 1.2: one package of pages for one open standard.

The register entry for CAP 1.2 with the body's process to play, the clause map, the crosswalk, adoption, channels, deploy cards and the live-updates plate (pending admission). Names of standards bodies and their standards belong to their stewards and are used only to identify the documents; no text of an external standard is reproduced here.

06Indicators

18 indicators the areas track.

SDG global indicator framework1.5.1Number of deaths, missing persons and directly affected persons attributed to disasters per 100,000 populationSDG global indicator framework3.9.3Mortality rate attributed to unintentional poisoningSDG global indicator framework11.5.1Number of deaths, missing persons and directly affected persons attributed to disasters per 100,000 populationSDG global indicator framework12.4.1Number of parties to international multilateral environmental agreements on hazardous waste and other chemicalsSDG global indicator framework12.4.2Hazardous waste generated per capita and proportion treatedSDG global indicator framework13.1.1Number of deaths, missing persons and directly affected persons attributed to disasters per 100,000 populationSDG global indicator framework15.1.1Forest area as a proportion of total land areaSendai Framework MonitorA-1Number of deaths and missing persons attributed to disasters per 100,000 populationSendai Framework MonitorA-2Number of deaths attributed to disasters per 100,000 populationSendai Framework MonitorB-1Number of directly affected people attributed to disasters per 100,000 populationSendai Framework MonitorC-1Direct economic loss attributed to disasters in relation to global GDPSendai Framework MonitorC-5Direct economic loss resulting from damaged or destroyed critical infrastructureSendai Framework MonitorD-1Damage to critical infrastructure attributed to disastersSendai Framework MonitorD-5Number of disruptions to basic services attributed to disastersSendai Framework MonitorE-1Number of countries that adopt and implement national DRR strategiesSendai Framework MonitorF-1Total official international support for national DRR actionsSendai Framework MonitorG-1Number of countries that have multi-hazard early warning systemsSendai Framework MonitorG-6Percentage of population exposed to or at risk from disasters protected through pre-emptive evacuation following early warning

Indicator names and codes as their stewards publish them; values appear only from a governed GRIx source, never typed into a page.

07Standards that apply

8 Nexus Standards across 11 areas.

Standards that apply · Nexus Standards across, areas downFrom the registry
45 listed of 88 pairs across 11 areas and 8 standards, from the area context bank (PROPOSED) and standards/INDEX.md.

Standards that applyA filled cell means the area's context entry lists that Nexus Standard. Context entries are PROPOSED; no cell is a conformance, certification or readiness statement.

08Readiness

What GCRI Canada and the two institutions read here.

GCRI Canada evidence pathway

GCRI Canada

Geophysical hazard standards · GCRI Canada may admit event records that keep every magnitude and location revision with source release as research evidence; GCRI Canada decides under its own evidence and research rules, and no approval is implied.

Hydrometeorological hazard standards · GCRI Canada may admit forecast and warning records with forecast version, ensemble size and verification scores as research evidence; GCRI Canada decides under its own evidence and research rules, and no approval is implied.

Chemical hazard standards · GCRI Canada may admit release and exposure records that identify substances by stable identifiers with sources as research evidence; GCRI Canada decides under its own evidence and research rules, and no approval is implied.

8 more areas state what this pathway reads; each area page has its own line.

Open the GCRI Canada evidence pathway

Recognition pathway

The Global Risks Forum (GRF)

Geophysical hazard standards · GRF may record seismic and tsunami services that publish on the shared alert profile as part of a warning dialogue; GRF decides under its own recognition rules, and no recognition or endorsement is implied.

Hydrometeorological hazard standards · GRF may record national meteorological and hydrological services publishing on the shared profiles as part of the Early Warnings for All dialogue; GRF decides under its own recognition rules, and no recognition or…

Chemical hazard standards · GRF may record agencies publishing release records on the shared profile as a dialogue item; GRF decides under its own recognition rules, and no recognition or endorsement is implied.

8 more areas state what this pathway reads; each area page has its own line.

Open the Recognition pathway

Capital pathway

The Global Risks Alliance (GRA)

Geophysical hazard standards · GRA may read hazard-model and exposure records when it reviews seismic risk in project pipelines; GRA decides under its own capital-readiness rules, and no approval, rating or investment view is implied.

Hydrometeorological hazard standards · GRA may read hazard and verification records when it reviews parametric and pre-arranged finance tied to these hazards; GRA decides under its own capital-readiness rules, and no approval, rating or investment view is…

Chemical hazard standards · GRA may read chemical exposure records when it screens industrial projects; GRA decides under its own capital-readiness rules, and no approval, rating or investment view is implied.

8 more areas state what this pathway reads; each area page has its own line.

Open the Capital pathway

Each institution decides under its own rules what it reads as evidence; no pathway is an approval, a readiness statement or investment advice.

09Working groups

11 working-group charters proposed, none chartered yet.

Each area proposes a working group with a scope, deliverables and liaison targets; a liaison is sought, never claimed, until the body confirms it in writing.

AreaWorking group scopeDeliverablesLiaison sought
Geophysical hazard standardsEvent, source-release and alert records for geophysical hazards, profiled on HIPs and CAP.34International Seismological Centre, IOC-UNESCO Intergovernmental Coordination Groups for tsunami warning, World…
Hydrometeorological hazard standardsObservation, forecast, event and warning records profiled on WMO and OASIS standards.34WMO Commission for Weather, Climate, Water and Related Environmental Services and Applications, WMO Commission for…
Chemical hazard standardsSubstance, release and exposure records with stable identifiers and safety safeguards.34UNEP Chemicals and Health Branch, OECD Environment, Health and Safety Programme, WHO Chemical Safety, UNECE GHS…
Wildfire and vegetation fire standardsFire detection, danger, burned area and smoke records with detection limits stated.34Global Wildfire Information System, UN Environment Programme wildfire initiatives, FAO Fire Management, WMO Vegetation…
Compound and cascading hazard standardsRecords for hazard interactions, cascades and dependencies that link single-hazard events causally.34UNDRR, International Science Council, WMO, Integrated Research on Disaster Risk programme
Space weather, spectrum and timing risk standardsSpace weather alert, timing-dependency and interference records for infrastructure risk.34WMO Inter-Programme Coordination Team on Space Weather, International Space Environment Service, ITU…
Extraterrestrial hazard standardsRecords for impact risk, orbital catalogues and conjunctions for civil risk communication.34International Asteroid Warning Network, Space Mission Planning Advisory Group, UN Office for Outer Space Affairs,…
Disaster risk reductionLoss, damage and indicator records that reproduce Sendai Monitor reporting from source records.34UNDRR, UNDP, WMO (DELTA Resilience), UN Statistics Division
Sendai Framework alignmentMaintain the Sendai crosswalk, the loss-record reporting profile and the hazard classification binding, and track the post-2030 successor discussions.33UNDRR (category C information exchange sought; none recorded), International Science Council on the hazard information…
UNDRR and the Sendai Framework MonitorDescribe UNDRR's technical systems accurately and develop open, machine-readable profiles that could help reporters, offered for UNDRR's consideration.32UNDRR (category C information exchange sought; none recorded), International Science Council (information exchange on…
Defence and civil protectionProfile civilian civil protection capability, incident and evacuation records and crosswalk them to the UCPM, INSARAG and OASIS emergency messaging standards.34European Commission (DG ECHO), INSARAG secretariat (OCHA), OASIS Emergency Management TC, IFRC
10Contribute

Help build Hazards and Disaster Risk Reduction.

  1. 01

    Charter a working group

    Pick an area above, adopt its proposed charter and file it as a docket under NS-13; editors decide with written reasons. Develop a standard

  2. 02

    Correct or extend an area brief

    Every area entry is PROPOSED: a pull request against the area context bank names the change and its source, peer-reviewed or published statistics.

  3. 03

    Name a source

    Propose a feed with provider, licence and delivery path; Legal/IP records the terms and the owner decides admission. Agents never admit a source.

  4. 04

    Take part at the body

    Contribute to an external standard through its own body's channels; the outcome comes back here as a register change. Movement and contribution

11References

35 sourced references across the areas.

Peer-reviewed sources and published statistics as the area entries cite them, newest first within each type.

  1. peer-reviewedSuccessful kinetic impact into an asteroid for planetary defenceNature · 2023
  2. peer-reviewedGlobal and Regional Trends and Drivers of Fire Under Climate ChangeReviews of Geophysics · 2022
  3. peer-reviewedOutside the Safe Operating Space of the Planetary Boundary for Novel EntitiesEnvironmental Science & Technology · 2022
  4. peer-reviewedPollution and health: a progress updateThe Lancet Planetary Health · 2022
  5. peer-reviewedThe challenge of unprecedented floods and droughts in risk managementNature · 2022
  6. peer-reviewedA typology of compound weather and climate eventsNature Reviews Earth & Environment · 2020
  7. peer-reviewedThe ERA5 global reanalysisQuarterly Journal of the Royal Meteorological Society · 2020
  8. peer-reviewedFuture climate risk from compound eventsNature Climate Change · 2018
  9. peer-reviewedGlobal fatal landslide occurrence from 2004 to 2016Natural Hazards and Earth System Sciences · 2018
  10. peer-reviewedThe Lancet Commission on pollution and healthThe Lancet · 2018
  11. peer-reviewedUnderstanding Compound, Interconnected, Interacting, and Cascading Risks: A Holistic FrameworkRisk Analysis · 2018
  12. peer-reviewedThe Economic Impact of Space Weather: Where Do We Stand?Risk Analysis · 2017
  13. peer-reviewedGlobal Volcanic Hazards and RiskCambridge University Press · 2015
  14. peer-reviewedThe Sendai Framework for Disaster Risk Reduction: Renewing the Global Commitment to People's Resilience, Health, and Well-beingInternational Journal of Disaster Risk Science · 2015
  15. peer-reviewedOpenQuake Engine: An Open Hazard (and Risk) Software for the Global Earthquake ModelSeismological Research Letters · 2014
  16. peer-reviewedReviewing and visualizing the interactions of natural hazardsReviews of Geophysics · 2014
19 more references
  1. peer-reviewedThe New VIIRS 375 m active fire detection data product: Algorithm description and initial assessmentRemote Sensing of Environment · 2014
  2. peer-reviewedGloFAS - global ensemble streamflow forecasting and flood early warningHydrology and Earth System Sciences · 2013
  3. peer-reviewedOn the probability of occurrence of extreme space weather eventsSpace Weather · 2012
  4. peer-reviewedIndustrial accidents triggered by natural hazards: an emerging risk issueNatural Hazards and Earth System Sciences · 2011
  5. peer-reviewedFire in the Earth SystemScience · 2009
  6. peer-reviewedSpace Weather: Terrestrial PerspectiveLiving Reviews in Solar Physics · 2007
  7. peer-reviewedImpacts on the Earth by asteroids and comets: assessing the hazardNature · 1994
  8. published statisticsESA Space Environment Report 2024European Space Agency · 2024
  9. published statisticsGlobal Assessment Report on Disaster Risk Reduction 2022UNDRR · 2022
  10. published statisticsGlobal Assessment Report on Disaster Risk Reduction 2022: Our World at RiskUNDRR · 2022
  11. published statisticsISC-UNDRR-RISK KAN Briefing note on systemic riskInternational Science Council · 2022
  12. published statisticsTechnical Guidance for Monitoring and Reporting on Progress in Achieving the Global Targets of the Sendai FrameworkUNDRR · 2017
  13. published statisticsUnbreakable: Building the Resilience of the Poor in the Face of Natural DisastersWorld Bank · 2017
  14. published statisticsReport of the open-ended intergovernmental expert working group on indicators and terminology relating to disaster risk reduction (A/71/644)United Nations General Assembly · 2016
  15. published statisticsSendai Framework for Disaster Risk Reduction 2015-2030United Nations Office for Disaster Risk Reduction · 2015
  16. published statisticsSendai Framework for Disaster Risk Reduction 2015-2030UNDRR · 2015
  17. published statisticsRecommendation of the Council on the Governance of Critical RisksOECD · 2014
  18. published statisticsDecision No 1313/2013/EU on a Union Civil Protection MechanismEuropean Parliament and Council · 2013
  19. published statisticsPAGER - Rapid assessment of an earthquake's impact (Fact Sheet 2010-3036)U.S. Geological Survey · 2010
13Learn and apply

Where Hazards and Disaster Risk Reduction is taught, worked on and run.

Risk Academy disciplines that teach Hazards and Disaster Risk Reduction, with their courses; the GCRI Canada, The Global Risks Forum (GRF) and The Global Risks Alliance (GRA) subsites that carry those disciplines; and the Nexus Foundry systems the standards name. Mappings are proposed for review (Risk Academy standards map, 2026-10-17); a link says a page on the same subject exists, never an endorsement or a conformance statement; framework names in course titles are named and linked, never reproduced.

Risk Academy

Disciplines and courses

14Questions

Questions and answers.

Is Hazards and Disaster Risk Reduction a live subsite?
The owner created it in WordPress; its pages publish as drafts once the owner gives the go. The name is owner-confirmed.
Where do the areas come from?
From the area context bank, one PROPOSED entry per area written as an expert would brief a working group, sourced to published statistics and peer-reviewed references; the Nexus Standards lane owns the canonical registry.
Are any feeds live here?
No. Every feed reads pending admission until an owner decision admits it for public pages.
Nexus Standards

Build Hazards and Disaster Risk Reduction with us.

Charter a working group, correct a brief or name a source. Area entries are PROPOSED content for the Nexus Standards registry; a UNI identifies and never certifies, and nothing on this site is a certification, an approval or a readiness statement.

Nexus Standards documents CC BY 4.0 · tooling Apache-2.0 · counsel review pending (DEC-2026-10-16-NEXUS-STANDARDS-OPEN-LICENCE). External standards are named and linked under their own licences; a UNI (Unique Nexus Identifier) identifies, it never certifies. · Generated from the Nexus Standards corpus at commit 437ae044c5cb (2026-10-17); proposed and open.

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