GRI 101: Biodiversity·Disclosure GRI 101-4
Identification of biodiversity impacts
Practical guidance for preparing this disclosure. Use this card to identify the information to prepare, verify claims and organise supporting evidence. For exact requirements, always refer to the official Global Reporting Initiative source.
Legal status
GRI 101: Biodiversity 2024 is effective for reports or other materials published on or after 1 January 2026 and replaces GRI 304: Biodiversity 2016.
Published passport
Last reviewed 2026-07-28
Reviewed by
Dr Ross KurinkoLinkedIn
Strategic ESG Advisor · IFRS S1 & S2 / GRI / ESRS expert
GRI Certified Global Trainer · PhD, University of Cambridge · ESG-AI expert
15+ years on FTSE 100 & Fortune Global 500 disclosures
Canary Wharf, London
LRA educational guidance · Not issued or endorsed by Global Reporting Initiative
Standard
GRI 101: Biodiversity
Disclosure GRI 101-4 · 2024
Last reviewed
2026-07-28
LRA educational guidance · Not issued or endorsed by Global Reporting Initiative
Disclosure focus
Disclosure 101-4 requires an organization to explain how it determined which of its sites and which products and services in its supply chain have the most significant actual and potential impacts on biodiversity. The disclosure focuses on the determination process. Detailed information on the resulting sites, products and services and their biodiversity impacts is reported under Disclosures 101-5 to 101-8.
Sites include locations owned, leased or managed by the organization and other locations where it conducts activities. They also include sites where future operations have been announced but have not yet started, inactive sites, and relevant subsurface infrastructure such as underground tunnels, cables and pipelines.
The supply-chain assessment covers products and services from suppliers throughout the upstream supply chain, including suppliers beyond the first tier. The organization can additionally report information for entities downstream in its value chain where such information is available.
The organization should describe the methods and assumptions used, the threshold applied, any limitations or exclusions, and the sources and evidence used. It should also explain whether and how stakeholders were engaged to identify biodiversity impacts.
The organization should distinguish between primary, secondary and modeled data. When secondary or modeled data are used, it should identify the datasets, explain their limitations and state whether and how it plans to improve data accuracy.
To assess the significance of impacts, the organization should consider the severity of actual impacts and the severity and likelihood of potential impacts. Severity is assessed through scale, scope and irremediable character. Relevant supporting factors can include direct drivers of biodiversity loss, proximity to ecologically sensitive areas, threatened species, ecosystem condition and changes in ecosystem services.
Where it is not feasible to conduct a detailed assessment across all sites and all supply-chain products and services, the organization can first conduct a documented scoping exercise to identify where impacts are most likely to be present and significant. It should explain the scope, criteria, assumptions, limitations and exclusions of that exercise.
Reasons for omission are permitted in accordance with GRI 1 where the organization cannot comply with the disclosure or a specific requirement.
This LRA educational guidance supports disclosure preparation. For the exact requirements, always refer to the official Global Reporting Initiative source.
Before you start
Before you start
A quick mental checklist before you prepare this disclosure — tick each as you settle it.
Preparation
Key information to prepare
| Preparation field | What to capture | Evidence hint | Owner |
|---|---|---|---|
| Site determination process | Explain how sites with the most significant actual and potential biodiversity impacts were determined. | Complete site universe, impact screening, detailed assessments and approved resulting list. | Sustainability reporting / Biodiversity |
| Supply-chain determination process | Explain how products and services in the upstream supply chain with the most significant biodiversity impacts were determined, including beyond the first tier. | Product and service universe, supplier and country mapping, screening, assessments and approved resulting list. | Procurement / Supply Chain / Sustainability reporting |
| Methods and assumptions | Describe the methods and assumptions used in the determination process. | Methodology, model documentation, assumptions register and expert review. | Sustainability reporting / Biodiversity |
| Threshold | Describe the threshold used to determine the most significant impacts. | Significance criteria, severity and likelihood assessment, threshold paper and approval. | Sustainability reporting / Biodiversity |
| Limitations and exclusions | Explain limitations and exclusions in site and supply-chain coverage. | Coverage reconciliation, limitation register, exclusion rationale and improvement plan. | Sustainability reporting / Biodiversity |
| Sources, evidence and data type | Identify the primary, secondary and modeled data, datasets and evidence used and explain their limitations. | Data inventory, dataset licences and versions, model outputs, site evidence and data-quality assessment. | Sustainability reporting / Biodiversity |
| Stakeholder engagement | Explain whether and how stakeholders were engaged to identify biodiversity impacts. | Engagement plan, affected-stakeholder mapping, feedback and decision trail. | Stakeholder Engagement / Biodiversity |
| Impact-significance assessment | Explain how severity of actual impacts and severity and likelihood of potential impacts were assessed. | Scale, scope and irremediable-character criteria, likelihood method and impact assessment. | Sustainability reporting / Biodiversity |
| Initial scoping exercise | Where detailed assessment of every site or supply-chain item was not feasible, describe the documented scoping exercise used to identify likely significant impacts. | Scoping universe, criteria, assumptions, limitations, exclusions and progression plan. | Sustainability reporting / Biodiversity |
How to prepare it
Request the data
Request the disclosure evidence
Translate the disclosure into an internal business question — then adapt it to your organisation's own language.
Provide the complete site and upstream product/service universes, screening and detailed impact assessments, significance criteria and threshold, methods, assumptions, data and source register, stakeholder input, limitations and approved resulting lists.
Use the organisation's own role and document names, but preserve the defined GRI terms and the scope described above.
Better request
Provide the complete site and upstream product/service universes, screening and detailed impact assessments, significance criteria and threshold, methods, assumptions, data and source register, stakeholder input, limitations and approved resulting lists.
Draft your disclosure
Notes that turn data into a disclosure
LRA training templates — adapt them to your organisation, and check the official source before sign-off.
Method note
Assess actual impacts by severity and potential impacts by severity and likelihood. Use direct drivers, sensitive-area proximity, threatened species, ecosystem condition and ecosystem services as supporting factors rather than substitutes for significance.
Context note
GRI 101-4 reports the determination process. Report the resulting site, product, service and impact details under GRI 101-5 to GRI 101-8.
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Preparation tools & forms
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Assurance readiness
For each claim, check the evidence
| Claim | Risk | Evidence to check |
|---|---|---|
| Site determination process is reported accurately and completely. | The response omits, misclassifies or overstates site determination process. | Complete site universe, impact screening, detailed assessments and approved resulting list. |
| Supply-chain determination process is reported accurately and completely. | The response omits, misclassifies or overstates supply-chain determination process. | Product and service universe, supplier and country mapping, screening, assessments and approved resulting list. |
| Methods and assumptions is reported accurately and completely. | The response omits, misclassifies or overstates methods and assumptions. | Methodology, model documentation, assumptions register and expert review. |
| Threshold is reported accurately and completely. | The response omits, misclassifies or overstates threshold. | Significance criteria, severity and likelihood assessment, threshold paper and approval. |
| Limitations and exclusions is reported accurately and completely. | The response omits, misclassifies or overstates limitations and exclusions. | Coverage reconciliation, limitation register, exclusion rationale and improvement plan. |
| Sources, evidence and data type is reported accurately and completely. | The response omits, misclassifies or overstates sources, evidence and data type. | Data inventory, dataset licences and versions, model outputs, site evidence and data-quality assessment. |
| Stakeholder engagement is reported accurately and completely. | The response omits, misclassifies or overstates stakeholder engagement. | Engagement plan, affected-stakeholder mapping, feedback and decision trail. |
| Impact-significance assessment is reported accurately and completely. | The response omits, misclassifies or overstates impact-significance assessment. | Scale, scope and irremediable-character criteria, likelihood method and impact assessment. |
| Initial scoping exercise is reported accurately and completely. | The response omits, misclassifies or overstates initial scoping exercise. | Scoping universe, criteria, assumptions, limitations, exclusions and progression plan. |
Evidence pack to prepare
Common reporting gaps
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Framework references
Relevant GRI requirements and related disclosures
Available framework references and nearby disclosures relevant to preparing this requirement.
GRI
GRI 101-4
within GRI 101: Biodiversity
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