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Blockchain's environmental footprint is a growing concern. Proof-of-work (PoW) consensus consumes vast energy. But shifts are happening. Proof-of-stake (PoS) and layer-2 solutions offer more sustainable alternatives. Let's prioritize eco-friendly tech in the crypto world. 

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Absolutely agree. PoS and layer-2 solutions are crucial steps towards reducing the carbon footprint of blockchain. Excited to see more adoption of these technologies. Let's make crypto greener!

Absolutely agree. PoS and layer-2 solutions not only reduce energy consumption but also enhance scalability. Moving towards these technologies is crucial for the future of sustainable finance in crypto.