Here’s something from 2024. It’s not heat sources, but tampering with rain gauges in this case.

https://coloradosun.com/2024/09/08/patrich-esch-ed-dean-jage... ( https://archive.is/jBh8H )

> Wrecked rain gauges. Whistleblowers. Million-dollar payouts and manhunts. Then a Colorado crop fraud got really crazy.

> The sordid story of two ranchers who conspired to falsify drought numbers by tampering with rain gauges on the plains of Colorado and Kansas, resulting in millions in false insurance claims