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The number the press release leaves out.
Analysis of carbon capture, carbon removal and hydrogen economics, written for the people who have to make the decision. Most of it starts in The GreenTech Business Case.
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Why a tight cost range makes your TEA harder to believe
A ±10% range on an unbuilt plant reads as overconfidence. What a reviewer reads into your cost, and what a credible range looks like.
The GreenTech Business Case
- The 5 questions CDR founders must be ready to answer to secure investment
Oct 2026 · The GreenTech Business Case, on LinkedIn - How to build a sustainable (and profitable) CDR business model
Oct 2026 · The GreenTech Business Case, on LinkedIn - Can you use AI in early-stage technical work without weakening your business case?
29 Sep 2026 · The GreenTech Business Case, on LinkedIn - How to align engineering, economic and environmental metrics to justify your GreenTech business case to investors
Sep 2026 · The GreenTech Business Case, on LinkedIn
Decarbonisation by Prof. Hanak
- The real cost of direct air capture and its role
Jul 2026 · Decarbonisation by Prof. Hanak, on LinkedIn - Is the Allam Cycle really ready for commercial implementation?
May 2026 · Decarbonisation by Prof. Hanak, on LinkedIn
On this site
- CO2 transport and storage: the real CCUS bottleneck
- Is 2026 the Year Carbon Capture Scales Up? CCUS, DAC and Industrial Decarbonisation Explained
- Path to Net Zero: 2025 as a Year of Transition
- Path to Net Zero: Installing My Daikin Heat Pump System
- Path to net zero: decarbonising my heating via heat pump
- Cost-effective decarbonisation: prioritising investments in rail infrastructure
- The critical role of decarbonising rail stations in achieving net zero goals
- On viability of power-to-gas for CO2 use
- Prof. Hanak’s Expertise Supports Parliamentary Briefing on Net Zero Planning
- The Last Mile Challenge – How Station Buildings Can Help Achieve Net Zero Emissions
- Unlocking the potential of waste-to-energy and CCUS synergy: Redefining negative emissions in the UK
- My household carbon footprint
I also write a column for illuminem Voices and have written for The Conversation.
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The questions your investors will ask, answered first.
The GreenTech Business Case is for founders, CEOs and CTOs with a raise, an offtake agreement or a scale-up decision ahead. It has 14,700+ subscribers on LinkedIn.
The GreenTech Business Case
Each edition takes a single question a funder, buyer or board will put to you, and works through what a defensible answer looks like. Free, by email.