if you turned the thermostat down one degree: what it is worth, in numbers

0.1 → 100 000 tonnes co2e about 0.1 tonnes of co2e a year, per person, in a heated house.

method per-person, per-year estimate from the cited study (UK Energy Saving Trust), world-average where the study allows; the million-people column is straight multiplication. 'for scale' divides by 0.8 t CO2e, the meat-free yardstick.

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