The blog

Field notes on carbon accounting.

Practical guidance on measuring, managing, and reporting emissions from the North Star team.

Carbon AccountingApril 25, 2026

California’s Climate Laws Are Just the Beginning

For many companies, California’s climate disclosure laws feel like a major disruption. New requirements are emerging all at once. Scope 3 emissions are now in…

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Carbon AccountingApril 14, 2026

Scope 3 Was Never Built to Work: The GHG Protocol Updates Are Finally Catching Up

A System That Scaled, But Never Fully Worked The GHG Protocol ’s proposed updates to the Scope 3 standard are being positioned as a technical revision. That…

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Carbon AccountingApril 9, 2026

What an Inventory Management Plan Actually Looks Like (And Why You Need One Now)

If you are responsible for your company’s greenhouse gas inventory, you have probably heard the term Inventory Management Plan thrown around more frequently…

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Net ZeroMarch 14, 2026

California SB 253 and SB 261: A Practical Implementation Guide for Sustainability Teams

California SB 253 and SB 261: A Practical Implementation Guide for Sustainability Teams California has quietly passed the most consequential corporate climate…

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Carbon AccountingMarch 11, 2026

California’s 2026 Climate Reporting Deadline: How to Build an Inventory That Will Survive Scrutiny

California has officially moved the market. With the adoption of SB 253 and SB 261 and the establishment of the first reporting deadline in August 2026,…

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Carbon AccountingMarch 6, 2026

The GHG Protocol Land Sector and Removals Standard: A Comprehensive Guide for Companies with Land-Related Operations or Value Chains

The release of the GHG Protocol Land Sector and Removals Standard marks one of the most significant developments in corporate carbon accounting in over a…

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Carbon Accounting SoftwareMarch 2, 2026

The Ultimate Guide to Publicly Available GHG Emission Factor Databases for Scope 1, 2, and 3 Accounting

If you have ever opened the GHG Protocol and thought, “This all makes sense in theory, but where do I actually get the numbers?” you are not alone. When people…

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Carbon AccountingFebruary 26, 2026

Scope 1, 2, and 3 Data Collection Without the Chaos: A Practical Framework for Building a Repeatable GHG Data Process

For many organizations, carbon accounting does not fail because of methodology. It fails because of process. The GHG Protocol provides clear guidance on how to…

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Carbon Accounting SoftwareFebruary 18, 2026

The Real ROI of Sustainability Software

Moving Beyond Compliance to Measurable Business Value Sustainability leaders are under pressure from every direction. Investors want reliable disclosures.…

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Carbon AccountingFebruary 12, 2026

Turning GHG Data Into Actionable Reduction Strategies

This question comes up every single time. A company completes its greenhouse gas inventory. The numbers are in. The dashboards are built. Maybe the data has…

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Carbon Accounting SoftwareFebruary 3, 2026

Moving Beyond Spend Based Scope 3 Accounting: A Practical Guide to Improving Purchased Goods and Services Emissions Data Over Time

For many companies, Scope 3 Category 1 Purchased Goods and Services is the single largest source of greenhouse gas emissions in their inventory. It is also the…

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Carbon AccountingJanuary 20, 2026

A Practical Guide to Completing a Double Materiality Assessment

If you are hearing more and more about double materiality and feeling unsure where to start, you are not alone. Many companies know it is required for CSRD and…

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Carbon AccountingDecember 21, 2025

How to Build an Audit-Ready GHG Inventory: A Practical Guide for 2026

As global climate disclosure rules mature and investor expectations continue to rise, companies are under increasing pressure to produce credible, transparent,…

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Carbon AccountingDecember 10, 2025

The Single Biggest Bottleneck in Corporate Carbon Accounting, And How to Fix It

Corporate carbon accounting has advanced dramatically over the past decade. Organizations now have better tools, clearer standards, and more stable…

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Carbon Accounting SoftwareOctober 24, 2024

Understanding ESG Software 101: A Complete Guide

ESG software is becoming essential for managing your ESG data and achieving sustainability goals. With 85% of investors prioritizing ESG factors in their…

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Press ReleasesSeptember 10, 2024

International Wineries for Climate Action (IWCA) Partners with North Star Carbon & Impact

Sonoma County, CA – [5th September 2024] – North Star Carbon Management is excited to announce our strategic partnership with International Wineries for…

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Carbon AccountingAugust 9, 2024

9 Key Takeaways from the SEC's New Climate Disclosure Rules

[toc] The verdict is out! In a historic decision, the Securities and Exchange Commission (SEC) announced its final regulations on March 6th, 2024. These…

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Carbon AccountingJuly 29, 2024

Regulations and Compliance in Corporate GHG Accounting

[toc] Transparency is the new norm in the corporate sustainability and ESG world, with GHG accounting and reporting at the heart of it. Regulations and…

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Carbon AccountingJuly 8, 2024

GHG Protocol: A Deep Dive

[toc] With over ten years of experience assisting organizations in their sustainability journey, I've witnessed firsthand the ascent of the Greenhouse Gas…

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Press ReleasesJune 3, 2024

thinkPARALLAX Partners with North Star Carbon Management

In a powerful alignment of shared values and sustainability goals, North Star Carbon Management and thinkPARALLAX are proud to announce a strategic partnership…

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Press ReleasesMay 23, 2024

North Star Carbon Management Achieves B Corp Certification

North Star Carbon Management (NSCM) is proud to announce its B Corp certification. We are a Software as a Service (SaaS) company primarily focused on carbon…

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Net ZeroMay 14, 2024

16 Tactics Net-zero Companies Use To Slash Corporate Carbon Footprint

Companies across the world are increasingly being called to action to address their environmental impacts- be it by regulation, their customers, or the growing…

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Net ZeroNovember 27, 2023

Aligning with the SBTi for Net Zero Ambitions

[toc] In the face of catastrophic impacts of climate change, the Science Based Targets Initiative (SBTi) stands as a testament to the power of collective…

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Net ZeroNovember 14, 2023

Complete Guide to Achieving Net-Zero Targets

[toc] In the face of mounting concerns over global warming and climate change, many organizations are recognizing the urgent need to take action. One approach…

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Carbon AccountingNovember 3, 2023

GHG Emission Factors: Pioneering Better Carbon Accounting Practices

GHG Emission Factors: Pioneering Better Carbon Accounting Practices [toc] Understanding the ways to sustainable growth starts with knowing the metrics that…

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Carbon AccountingOctober 30, 2023

Conducting Your First GHG Emissions Inventory

[toc] Conducting a Greenhouse Gas emissions inventory is vital for understanding and addressing an organization's carbon footprint, including emissions from…

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Carbon AccountingOctober 17, 2023

The Basics of Scope 3 Emissions

[toc] Introduction The call for climate action and sustainability performance is louder than ever. As corporations worldwide wrestle with their environmental…

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Carbon Accounting SoftwareOctober 10, 2023

Welcome to North Star Carbon Management: Your Compass to Net Zero

The Growing Importance of Carbon Management As per a report by the Intergovernmental Panel on Climate Change (IPCC) failing to limit global warming could…

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Carbon Accounting SoftwareSeptember 22, 2023

What is Emissions Management Software and why is it needed?

Climate change is real, and it's urgent. We're seeing more and more wildfires, melting ice, and extreme weather. To protect our planet, we need to act now. As…

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Carbon AccountingFebruary 15, 2023

Introduction to Carbon Accounting

What is Carbon Accounting? Carbon accounting is a critical process that helps organizations measure and manage their greenhouse gas emissions. It involves the…

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