Understanding carbon reporting requires looking beyond immediate operations. While direct emissions from facilities (Scope 1) and purchased electricity (Scope 2) are straightforward to quantify, the overwhelming majority of a corporate carbon footprint lies buried within complex, sprawling global value chains (Scope 3). Visualizing these three distinct pathways highlights why comprehensive ESG reporting remains one of the greatest challenges in modern sustainability.

GRI, SASB, TCFD, ISSB, CSRD… if sustainability reporting feels like alphabet soup, you’re not alone. This simple guide breaks down what each framework and standard actually does, how they differ, where they overlap, and which ones businesses need to understand in today’s evolving ESG reporting landscape.

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