It’s all basically the same type of systems, it just varies as where they pull/send to. The vertical bore style is just straight down instead of loops in your backyard for the installations where there isn’t much yard to work with. It takes more specialized equipment because you’re drilling rather than just burying lines, hence most of the added costs.
Where I live it drops into the -30 to -40c degree temps and properly installed geothermal systems have no problems with it.
Discussion of climate, how it is changing, activism around that, the politics, and the energy systems change we need in order to stabilize things.
As a starting point, the burning of fossil fuels, and to a lesser extent deforestation and release of methane are responsible for the warming in recent decades:
How much each change to the atmosphere has warmed the world:
Recommended actions to cut greenhouse gas emissions in the near future:
Anti-science, inactivism, and unsupported conspiracy theories are not ok here.
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