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A comment on Giant 'sand battery' holds a week's heat for a whole town. Parent comment
A/C tends to be powered from electrical grid. Heat is often from propane or fracked gas.
More energy overall is used to heat homes in cold climates, but cooling homes in hot climates creates the challenging grid demand.
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A/C tends to be powered from electrical grid. Heat is often from propane or fracked gas.
More energy overall is used to heat homes in cold climates, but cooling homes in hot climates creates the challenging grid demand.