Barry Li | Climate Reporting & Assurance

Insights on climate reporting, carbon markets, and sustainability assurance.

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Barry Li

PhD candidate in Accounting and Finance at the University of Newcastle, Australia, researching climate reporting, carbon markets, and sustainability assurance. An auditing practitioner with over 10 years’ experience, sharing insights at the intersection of academia and practice.

    Beyond Carbon: Navigating the ISSB’s Shift Towards Nature and Biodiversity Disclosures

    As we move into March 2026, the global sustainability reporting landscape is undergoing a critical expansion. While the first wave of mandatory reporting concentrated heavily on climate-related financial disclosures (IFRS S2), the International Sustainability Standards Board (ISSB) has signaled a clear pivot toward “nature-positive” transparency. For Australian entities already navigating the Australian Sustainability Reporting Standards (ASRS) framework, this evolution marks the next frontier: integrating biodiversity and ecosystem services into the core of financial reporting.

    The Deep Dive: From Climate to Nature

    1. ISSB Implementation Insights and Nature-Related Rules

    Following the February 2026 meeting, the ISSB confirmed its progress on research projects aimed at standardizing nature-related disclosures. According to the IFRS Foundation, the board is leveraging the TNFD recommendations to ensure that companies can provide high-quality information about nature-related risks and opportunities without the burden of fragmented frameworks.

    2. The Rise of Biodiversity Markets and Regulated Credits

    Early 2026 has seen a significant shift in how biodiversity is valued. As reported by Global Society, nature credits are emerging as a regulated instrument. This maturation coincides with UNDP BIOFIN’s expansion, helping national governments integrate biodiversity into financial planning. In Australia, this aligns with the ongoing refinement of the Nature Repair Market.

    3. Interoperability and the “Simplification” Process

    A major theme in the March 2026 cycle is the effort to harmonize the ISSB standards with the European Sustainability Reporting Standards (ESRS). The IFRS Foundation’s jurisdictional profiles highlight that “interoperability” is now a technical reality. The goal is to allow multi-jurisdictional companies to “report once, disclose everywhere,” reducing the compliance burden for Group 1 and Group 2 entities.

    Practical Takeaway: Preparing for the Next Wave

    1. Conduct a Nature Gap Analysis: Don’t wait for mandatory rules. Use the current TNFD framework to assess your entity’s dependency on nature.
    2. Review Carbon-Nature Linkages: Ensure carbon credit strategies do not inadvertently harm local biodiversity.
    3. Data Infrastructure: The shift requires location-specific data. Start identifying where your operations interact with high-biodiversity areas.
    4. Assurance Readiness: As assurance requirements phase in for climate (via ASSA 5000), expect nature-related disclosures to follow.

    Sources

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