Heating our homes, offices, schools, and cities is not just a comfort, it’s a fundamental necessity. Globally, this critical need still remains heavily reliant on fossil fuels. According to the International Energy Agency (IEA), space and water heating account for nearly half of all energy consumed in buildings, with fossil fuels supplying more than 60% of this energy. Despite ongoing efforts to transition to cleaner solutions, reliance on fossil fuels like coal and natural gas has only declined by 4% since 2010.

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