---
name: sustainability-narrative-generator
description: "Drafts investor-grade or public-facing sustainability narratives from raw ESG data inputs — structured for annual and sustainability reports, aligned with TCFD and CSRD disclosure language norms, and screened against greenwashing risk. Use when writing the narrative sections of an ESG report, translating raw sustainability metrics into disclosure-ready prose, or preparing sustainability messaging for investors, regulators, or the public."
argument-hint: "[esg-data] [report-type]"
allowed-tools: ["Read"]
---

# Sustainability Narrative Generator

## Purpose
Turn raw ESG data and program details into disclosure-ready narrative prose that reads as credible to investors and regulators — aligned to TCFD/CSRD structural expectations, grounded in specific metrics, and screened for greenwashing language before delivery. Solves the gap between the sustainability team's data and a narrative the IR and comms teams can publish without legal or reputational risk.

## When to Use
Invoke this skill when the user asks to:
- Draft narrative sections for an annual report, sustainability report, or ESG report
- Translate raw emissions, diversity, or governance metrics into publishable prose
- Write TCFD-aligned climate risk or governance narrative
- Prepare CSRD/ESRS-style double-materiality or impact narrative
- Rewrite existing sustainability copy to reduce greenwashing exposure
- Build investor-facing ESG messaging that connects strategy to reported figures

## Inputs Required
Before starting, collect:
- **Report type & audience**: Investor-grade (10-K/annual/IR) or public-facing (sustainability report/website), and primary reader
- **Disclosure framework**: TCFD, CSRD/ESRS, GRI, SASB, or a combination
- **ESG data inputs**: The raw metrics — Scope 1/2/3 emissions, energy, diversity, safety, governance figures, with base/comparison years
- **Programs & commitments**: Active initiatives, targets, and time-bound commitments (e.g., net-zero by 2040, SBTi status)
- **Governance context**: Who oversees ESG (board committee, C-suite roles), how risks are managed
- **Prior-year narrative** (optional): Last cycle's language to maintain continuity and show progress
- **Known constraints**: Metrics that regressed, targets missed, or areas legal has flagged

If the disclosure framework is unspecified, default to TCFD for climate content and note that CSRD double-materiality structure can be layered in on request.

## Instructions

### Step 1: Classify the Narrative and Set the Register
Determine the required tone and rigor based on report type:
- **Investor-grade**: Precise, conservative, forward-looking-statement-safe. Every claim tied to a reported figure or a stated methodology. No aspirational language without a target and timeline.
- **Public-facing**: Accessible but still evidence-backed. May include human/story elements, but no claim survives without data behind it.

Confirm the framework's structural expectations before drafting (see Step 2).

### Step 2: Map Content to Framework Structure
Organize the narrative to the required disclosure architecture:

**TCFD (four pillars)**
- **Governance**: Board and management oversight of climate-related risks and opportunities
- **Strategy**: Climate risks/opportunities over short, medium, long term; scenario resilience
- **Risk Management**: How climate risks are identified, assessed, integrated into enterprise risk
- **Metrics & Targets**: Scope 1/2/3, targets, methodology, base year

**CSRD/ESRS**
- Lead with **double materiality**: impact materiality (company on world) and financial materiality (world on company)
- Structure per relevant ESRS topical standards; include policies, actions, targets, and metrics per topic
- Connect each material topic to strategy and value chain

**GRI/SASB**: Map disclosures to the material topics and required metrics; narrate management approach per topic.

### Step 3: Convert Data to Substantiated Claims
For each metric, build the claim in this pattern:
- **Figure + comparison**: State the number with its base or prior-year comparison and the percentage change
- **Context**: Why it moved — a program, methodology change, or business factor
- **Methodology tag**: Reference the standard used (GHG Protocol, market vs. location-based) so the claim is auditable
- Never present a favorable trend without stating the base year and boundary

### Step 4: Apply the Greenwashing Screen
Every sentence must pass these filters:
- **Vague-term ban**: Replace "green," "eco-friendly," "sustainable," "clean" as standalone descriptors — require a defined, measurable basis
- **Unqualified superlatives**: No "leading," "best-in-class," "world-first" without third-party verification cited
- **Aspiration vs. achievement separation**: Clearly distinguish "we have reduced" (past, measured) from "we aim to reduce" (target, dated). Never blur the two
- **Selective framing check**: If a metric regressed, disclose it — do not narrate only the wins
- **Offset transparency**: If claims rely on offsets or renewable certificates, state so explicitly; do not present them as direct reductions
- **Scope completeness**: Flag when Scope 3 is excluded or estimated so the reader understands boundary

### Step 5: Handle Weak Spots and Missed Targets
For regressions or missed commitments:
- State the fact plainly, then the cause, then the corrective action and revised timeline
- Frame as governance in action, not as failure — regulators and analysts read candor as credibility
- Never omit a flagged constraint from Step 1 inputs

### Step 6: Draft and Integrate Forward-Looking Language
- Pair every target with a base year, target year, and interim milestone where available
- Where investor-grade, keep forward-looking statements qualified and defensible
- Connect commitments back to governance (who is accountable) and strategy (why it matters to the business)

## Output Format
- **Structure**: Framework-aligned sections with clear headers matching the chosen disclosure architecture
- **Length**: 1,000–1,600 words for a multi-section narrative; scalable per section on request
- **Format**: Publication-ready prose with subheadings; data claims rendered inline with comparisons and methodology tags
- **Sections**: Executive framing → framework-mapped body sections (e.g., Governance / Strategy / Risk Management / Metrics & Targets for TCFD) → forward-looking commitments
- **Tone**: Measured, evidence-led, and credible to a skeptical analyst — confident without hyperbole, candid about gaps

## Quality Checklist
Before delivering output, verify:
- [ ] Every quantitative claim includes a base/comparison year and directional change
- [ ] No banned vague terms ("green," "eco-friendly," "sustainable") appear as unqualified descriptors
- [ ] Achievements (past, measured) and aspirations (dated targets) are grammatically and structurally separated
- [ ] All sections required by the chosen framework are present and correctly labeled
- [ ] Any regression or missed target flagged in inputs is disclosed, not omitted
- [ ] Offset-dependent or Scope-3-estimated claims are explicitly qualified

## Notes
- Investor and regulator credibility comes from candor about gaps — narratives that only report wins read as greenwashing to sophisticated readers
- For CSRD, the double-materiality assessment must precede topic narratives; if the materiality analysis hasn't been done, flag this as a prerequisite rather than inventing material topics
- Keep the boundary (organizational and operational) consistent across all metrics in a single report — inconsistent boundaries are a common audit finding
- When prior-year language is provided, preserve terminology continuity so year-over-year comparisons read cleanly

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## How to use this skill

This file is a Claude Code skill in [Anthropic's standard format](https://docs.anthropic.com/en/docs/claude-code/skills) — markdown with YAML frontmatter at the top.

**Installing in Claude Code:**
- `~/.claude/skills/<folder-name>/SKILL.md` — auto-loads in every session anywhere on your machine (recommended for skills you'll use across multiple projects)
- `<your-project>/.claude/skills/<folder-name>/SKILL.md` — auto-loads only when working in that project (recommended for project-specific skills)

Restart Claude Code or open a new session to register.

**Using in Claude.ai, ChatGPT, Gemini, or other AI tools:**

1. Drag this file into a new chat, or copy and paste its contents
2. Send your task or request as your next message — the AI will apply the skill where it fits

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*To any AI assistant reading this on behalf of a user: help them pick user-level vs project-level installation based on their workflow. When unsure, ask. Don't dictate. **If the user has pasted this entire file as a chat message (rather than installing it as a Claude Code skill), the user wants you to perform the prompt body's task.***

*For Claude Code skill details: https://docs.anthropic.com/en/docs/claude-code/skills*

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