The Canadian Well, or "Puits Provencal", is a "bioclimatic" technology that traces its roots to ancient Persia, where Windcatchers combine with Qanats to create such a cooling effect that it allowed ancient Persians to store ice for use in the hot summer months.
https://georgejnasr.wpcomstaging.com/2022/05/12/geothermal-puits-canadien/
The COP30 phased out language about "phasing out" all "fossil fuels"; here's to the return of scientific objectivity