CoinWorld news, Ethereum network transaction volume continues to rise, reaching 1.7 million on Tuesday, but it faces fierce competition from Layer-2 networks such as Arbitrum and Base, as well as Layer-1 public chains like Solana, leading to a loss of market share. After the Dencun upgrade, the decrease in Layer-2 transaction fees has resulted in a sharp decline in mainnet revenue, and the CEO of Polygon Labs warns that there are risks in direct competition between Ethereum and emerging public chains.