Uplifting news around the globe: Eco-friendly batteries and greener cement
A startup working on decarbonizing cement poured its first commercial concrete Accounting for 8% of the world’s carbon emissions, traditional cement production heats limestone to over 2,500 degrees Fahrenheit to produce lime. But high-temperature kilns rely on fossil fuels, and limestone itself releases carbon dioxide in the process. Instead, startup Sublime’s electrolyzer uses electrochemical reactions …
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