86+ Best Environmental ESG & Sustainability Newsletters
Monthly ESG briefings and updates from the OneStop ESG team and our partners.
Newsletter#142 Why Carbon Footprints Mislead and What Investors Should Measure Instead
David Russell, Chair of the Transition Pathway Initiative (TPI), discusses why a company’s historical carbon footprint is a poor guide for investors, and why credible, financed transition plans matter more than backward-looking emissions data.
#141 The $3 Billion ESG Rebound Was Really a $3.1 Billion Grid Trade
US sustainable funds returned to positive flows in Q2 2026 after almost four years of withdrawals, but one smart-grid ETF accounted for more than the category’s entire net inflow.
Newsletter#140 GHG Protocol and ISO’s Consolidated Corporate Standard: What Companies Should Do Before 2028
ISO and GHG Protocol have confirmed plans for a single corporate emissions accounting standard. The transition will change Scope 2 reporting, supplier data, assurance, renewable energy claims and the systems companies use to calculate emissions.
Newsletter#138 MSCI Upgraded Williams to AAA. Its Scope 1 and 2 Emissions Are Back at 2023 Levels.
Williams cut methane for a second straight year while moving 60 per cent more energy than in 2018. Its absolute operational emissions have not followed the same downward path.
Newsletter#137 El Niño 2026: What It Means for Climate Adaptation and Business Resilience
A strong El Niño is building across the Pacific, giving governments and businesses an unusually valuable asset: advance warning. Climate intelligence now needs to reach budgets, operating decisions and vulnerable communities before disruption becomes loss.
Newsletter#133 Mapping Nature Risk Across the Supply Chain: Insights from Natcap’s assessment for a global food & beverage company
A global food and beverage company knew its supply chain depended on nature, but had never measured where that dependence became a financial risk. With Natcap, it traced the risk to its producers, deepening its understanding of its exposure as a buyer. The case study shows how supply-chain nature risk is located, why soil quality was the surprise, and why the hardest part was never the analysis.
Newsletter#132 Buildings Already Have the Technology. What They Lack Is Trustworthy Data.
Commercial real estate now has the economic, regulatory, and technological foundations to reduce energy waste. But according to Mike Zatz, former EPA ENERGY STAR leader and now at Measurabl, the biggest barriers are no longer technical, they're access to performance data, limited capacity to act on it, and weak incentives to share it.
Newsletter#127 TNFD Alternative Fuels Guidance: The Nature Test
TNFD's June 2026 sector guidance says cutting emissions is no longer enough. For alternative fuels, the next credibility test is nature, not carbon.
Newsletter#123 The Quiet Engine of Building Decarbonization
Heat pumps are becoming one of the most important tools for building decarbonization. As policies tighten and emissions reporting expands, the technology offers a proven pathway to reduce heating-related emissions, improve energy efficiency, and support long-term net-zero goals.
Newsletter#118 Measuring the State of Nature for TNFD: Inside the NPI pilot with NatureHelm and New Forests
NatureHelm and New Forests put the Nature Positive Initiative's State of Nature metrics to the test across selected assets in five countries. The pilot shows what satellite data can and can't measure at scale, why landscape connectivity became the metric stakeholders cared about most, and what it means for measuring nature across a 4.4-million-hectare portfolio and for TNFD disclosure.
Newsletter#116 Nature's Balance Sheet: How GSK Turned Water Risk Into Pharma's First Science-Based Target
We explore how GSK became the first pharma company with a validated nature target and what that means for the sector. The piece covers the company's water and carbon progress, its plan to cut Ventolin inhaler emissions by 92%, a new global standard for measuring drug footprints, and the challenges that still stand in the way.
Newsletter#114 Iberdrola and the power demand behind AI
Iberdrola has spent years building one of the strongest sustainability records in the power sector. Now it is making a more unusual move: taking equity in AI data centres, not just supplying them with power. At the centre of the story is a bigger question: can clean power keep pace with AI-scale demand?