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How Much Water Does AI Actually Use?
Around three-quarters of AI’s water is consumed at power stations, not in data centres. What the 2026 research shows, why national averages cannot answer the question, and why the UK case differs from the US.
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AI Training for Leadership Teams
AI training for leadership teams is a short, non-technical programme that does two things. It gives the executive team the judgment to decide what to delegate to AI and which risks to govern, and it starts the system through which the whole organisation will learn to use it. That second job is the one almost…
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A Claude Code Skill That Builds, Researches and Stress Tests Business Models
I wrote two Claude Code skills that build, research and stress test business models, published them under an MIT licence, and pointed them at a project I ran myself. In 2021 I worked with the Government of Seychelles on ReNeT, a circular economy project for the industrial tuna fleet’s end-of-life fishing nets. The system design…
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VSME Reporting for SMEs: An AI Workflow for the Voluntary Standard
The 2026 Omnibus rollback narrowed mandatory CSRD reporting to the largest companies, those over 1,000 employees and €450 million turnover. It did not remove sustainability data from the economy. It pushed the request one step down the value chain. The large companies still in scope, and the banks that lend to everyone, still need supplier…
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Is ChatGPT Sustainable? OpenAI’s Environmental Report Card
I use ChatGPT most days, alongside Claude and the other frontier tools, and I write about using these models for sustainability research. None of that answers the question a client, a peer, or a sustainability event keeps putting to me. Is ChatGPT sustainable? Is OpenAI sustainable as a company? Can I credibly advise a client…
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Scotland’s household recycling has been stuck for a decade
The official numbers, council by council. Scotland’s household recycling rate peaked in 2017 and has drifted since, the legal 60 percent target for 2020 was missed by a wide margin, and a growing share of what looks like diversion from landfill is really incineration. This is that data, read by someone who has built these…
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Designing a Coastal City Waste System: Lessons from Project STOP, Indonesia
How to design a municipal waste system for a coastal city in a low-infrastructure context. Methodology and case study from three Indonesian cities, drawing on Project STOP.
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Scaling a Take-Back Programme Across European Markets: Lessons from Interface ReEntry
How to design and relaunch a corporate take-back programme across multiple European markets. Methodology and a comparative case from Interface ReEntry across the UK, Ireland, Spain and Benelux.
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Designing a Circular Economy from Scratch: A Field Methodology
How to design a circular economy intervention from scratch, with a methodology and a real case study from the Indian Ocean fishing-net industry.
