New Global Standard for Climate Risk Disclosures Explained

If you invest—or are considering doing so—you have likely encountered the acronym “ESG,” which stands for environmental, social and governance. These criteria are commonly used by Canadian investors when evaluating whether a company is an appropriate place for their capital.

At first glance ESG may seem straightforward, but its rise into public awareness has been uneven: from niche interest to broad enthusiasm, then to intense scrutiny and misunderstanding. Much of the debate has been powered by political rhetoric and confusion, but those conversations distract from a far more consequential shift: the global economy is moving away from treating climate change as a peripheral risk and toward recognizing low-carbon opportunity as central to long-term value creation. That shift reflects the practical and unavoidable response to the realities of a warming planet.

A new standard for assessing and reporting on climate risks

On June 26, the International Sustainability Standards Board (ISSB) published consolidated guidance for climate-related disclosures. This new global standard establishes how companies should assess and report climate risks in a consistent, comparable way. The ISSB’s work is not an ideological exercise; it reflects growing demand from international investors, financial regulators and institutions for reliable information about how climate change affects corporate performance and financial stability.

Clear climate disclosure policies are essential for capital markets to function well: investors need transparent, decision-useful information to evaluate how companies will fare in a world transitioning to net-zero emissions. The ISSB standard represents a practical step toward that transparency, enabling capital to flow to businesses that are prepared for the transition while highlighting those that are exposed to climate-related risks.

What does the ISSB standard mean for Canadian investors?

For Canadian investors and other stakeholders, the ISSB standard will make it easier to request and receive consistent, comparable data on how companies plan to manage climate risk and pursue transition opportunities. That means less reliance on high-level pledges or glossy sustainability reports and more on detailed disclosures about operations and supply chains. Companies will need to show how physical climate impacts and policy-driven transitions—aimed at limiting global warming to 1.5°C, the goal of the Paris Agreement—could affect their financial performance over time.

This level of scrutiny may seem demanding, but regulators in Canada are already moving in this direction. The Office of the Superintendent of Financial Institutions (OSFI) has implemented disclosure requirements for federally regulated financial institutions. Businesses that supply or otherwise sit within the value chains of those regulated entities should expect more detailed data requests about their preparedness for climate-related changes. Preparing now will reduce friction with customers and counterparties and help maintain access to capital.

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Alongside improved disclosure requirements, there is growing international momentum to define what counts as “green” or “transition” economic activity. These taxonomies are classification systems designed to create market clarity and give investors confidence that funds earmarked for sustainable purposes are being used appropriately. The European Union has established a clear definition for green activities—generally focused on low- or zero-emission solutions—while Canada is helping to define “transition” activities that enable high-emitting sectors to decarbonize over time.

Developing a credible definition of transition is important for Canadian companies seeking investment. Meaningful taxonomy rules can unlock major pools of capital for projects and companies that can credibly demonstrate their role in the pathway to net-zero. For example, Japan recently signaled plans to issue a substantial volume of transition bonds, and major investors such as CPP Investments have announced commitments to increase combined green and transition financing in the years ahead. These commitments demonstrate how international capital will gravitate toward activities that meet clear, science-based criteria.

Framed in these terms, sustainable finance is not an ideological stance but a practical approach to protecting economic systems from climate-driven disruption. The push for better disclosure and robust taxonomies aims to reduce greenwashing and improve investor confidence by making corporate climate action more transparent and verifiable.

Public controversy over ESG has clouded some conversations, but it does not change the underlying reality: companies that integrate sustainability into strategy and operations will be better positioned to attract capital and retain stakeholder trust. Whether driven by regulation or market forces, firms that take climate risk seriously will have a competitive advantage, while those that ignore it will face growing financial and reputational risks.

More about sustainable investing:

  • Why sustainable investing is important
  • An investor’s guide to ESG reporting in Canada
  • 5 ways to invest sustainably for Canadian investors
  • Earth Day 2023: How you can invest in our planet