The Merge is a process that will connect the present-day Ethereum blockchain to another blockchain called the Beacon Chain. This will make it possible for Ethereum to use the Proof-of-Stake (PoS) consensus mechanism rather than the Proof-Of-Work (PoW), helping the protocol reduce its carbon footprint by more than 99%. After The Merge, Ethereum will have two layers: 📍The pre-Merge execution layer which will be responsible for managing and synchronizing the existing state of the blockchain, ru...