The Environmental Concerns of Proof of Work
Bitcoin intially adopted the Proof of Work model to protect the network and prevent double-spending. However, the power consumption of Bitcoin, and the use of fossil fuels in the asset’s mining has persistently raised environmental concerns.
In a recent interview, Anatoly Yakovenko, the co-founder of Solana, asserted that he believes Bitcoin could lose its users if it fails to adopt the more power-efficient Proof of Stake (PoS) consensus mechanism.
Bitcoin Must Transition to Proof of Stake
Earlier this year, Ripple’s co-founder, Chris Larsen, proposed that Bitcoin should adopt a PoS model.
Yakovenko believes that most cryptos will also migrate to Proof of Stake with time, and Bitcoin must be one of them. He said in the interview:
“This is probably the most controversial thing that you’ll get me to say, but eventually, if it (Bitcoin) doesn’t move to proof of stake, nobody is going to use it. Because it is simply more efficient to build a Proof of Stake system.”
In addition to this, Yakovenko believes that Bitcoin’s nature as a PoW chain might be an underlying reason for why it lacks a thriving Layer-2 ecosystem.