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On iciness mornings in Harbin, the place the air out of doors may freeze your eyelashes, I might get up on a mattress of heat earth.
Harbin, the place I grew up, is in northeast China. Iciness temperatures ceaselessly dip to -30°C and in January even the warmest days hardly ever pass above -10°C. With about 6 million citizens as of late, Harbin is well the most important town on the earth to revel in such constant chilly.
Protecting heat in such temperatures is one thing I’ve considered all my lifestyles. Lengthy prior to electrical air con and district heating, folks within the area survived harsh winters the usage of strategies totally other from the radiators and fuel boilers that dominate Ecu houses as of late.
Now, as a researcher in structure and building at a British college, I’m struck by way of how a lot we will be able to be told from the ones conventional methods in the United Kingdom. Power expenses are nonetheless too prime, and hundreds of thousands are suffering to warmth their houses, whilst local weather exchange is predicted to make winters extra risky. We’d like environment friendly, low-energy techniques to stick heat that don’t depend on heating a whole house with fossil fuels.
One of the crucial solutions might lie within the strategies I grew up with.
A heat mattress product of earth
My earliest recollections of iciness contain waking up on a “kang” – a heated platform-bed product of earth bricks that has been utilized in…
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Author : bq3anews
Publish date : 2025-12-30 13:53:00
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