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Central Bank Digital Currencies (CBDCs) represent a digital form of a country's fiat currency, issued and regulated by the central bank. CBDCs aim to combine the efficiency and innovation of digital currencies with the trust and stability of traditional fiat money. Several countries, including China, are actively developing and testing their own CBDCs. These digital currencies could revolutionize the global financial system by enhancing payment efficiency, reducing transaction costs, and promoting financial inclusion.
Cryptocurrency mining, particularly Bitcoin, has raised environmental concerns due to its high energy consumption. The debate over the environmental impact of crypto mining has led to calls for more sustainable practices. Some projects are exploring alternative consensus mechanisms and renewable energy sources to reduce their carbon footprint.
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