A cheap red-flag pass can often show whether a climate-tech claim deserves deeper diligence, sharper questions or a hard pause before money or policy support follows.

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Climate-tech claims usually arrive with a promise and a request attached. The promise is that a new process, fuel, device, material, reactor, storage system or platform will solve a difficult part of decarbonization. The request is for public funding, private capital, procurement support, regulatory preference, a grant, a mandate, a carveout or a place in an official pathway. Sometimes the claim deserves serious diligence. Sometimes it deserves a narrow demonstration. Sometimes it deserves a polite but firm no.

The mistake is treating all of those as if they require the same depth of analysis at the start. A full technical, legal, commercial and financial review is expensive. It is also often unnecessary before the first screen has been done. Many weak claims fail on public information, ordinary arithmetic and a few basic system questions. A cheap red-flag pass can often tell decision makers whether they should commission deeper work, ask sharper questions or stop before a glossy proposal becomes an expensive program. I’ve been using this approach for years to save investors time and money.