Bitcoin's energy consumption poses a significant challenge to its adoption in a green economy. The mining process, reliant on energy-intensive computations, consumes vast amounts of electricity, often from fossil fuel sources, contributing to carbon emissions. Estimates suggest Bitcoin's annual energy use rivals that of entire nations, raising concerns about its environmental impact. While some argue that renewable energy could mitigate this, the scalability and consistent availability of green energy remain hurdles. Innovations like energy-efficient consensus mechanisms or off-chain transactions aim to reduce consumption, but widespread adoption is slow. As global focus shifts toward sustainability, Bitcoin’s high energy demands could limit its role in a green economy unless significant technological advancements align it with eco-friendly priorities.