<ul><li>Gas fees are payments made to miners for processing and validating transactions on blockchain networks.</li><li>Gas fees act as fuel for blockchain transactions and incentivize miners to keep the network running smoothly.</li><li>Ethereum 2.0 and updates like EIP-1559 aim to reduce gas fees and increase transaction efficiency.</li><li>Layer 2 solutions and sidechains offer alternatives for high-fee transactions on Ethereum's mainnet.</li></ul>

What is the Role of Gas fees in Blockchain Transactions?

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