Mara (previously known as Marathon Digital), an American cryptocurrency mining company, has announced that it has been utilizing excess heat generated during its Bitcoin mining operations to warm the homes of 80,000 households in Finland's Satakunta region. This innovative approach not only supports the sustainable growth of Bitcoin mining but also provides a valuable resource to Finnish communities. By leveraging a process known as waste heat recovery, Mara captures the heat produced by its high-performance computers used for mining Bitcoin. This heat is then distributed to homes through a district heating network, reducing the reliance on fossil fuels and lowering energy costs for residents.

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