What is the main difference of the NEAR Protocol over Ethereum?

Could you elaborate on the key distinctions of the NEAR Protocol from Ethereum? As a cryptocurrency expert, I'm particularly interested in understanding how NEAR's architecture, functionality, and scalability differ from Ethereum's, given their respective roles in the blockchain ecosystem. Are there any significant advantages or disadvantages that NEAR offers compared to Ethereum? Furthermore, how does NEAR's approach to security and decentralization stand out? I'm eager to gain a deeper understanding of these nuances and appreciate your insights.