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The Function of Blockchain Consensus Mechanisms in Long-Term Blockchain Development


Sustainability in the blockchain industry is now crucial. New blockchains must be green as the technology scales.

In order to secure development and sustainability, the blockchain sector is updating its technical architecture, as this article illustrates.

It used to be said that Bitcoin used more electricity than Argentina, but that is no longer the case. More and more renewable energy is being used by bitcoin miners. Additionally, blockchain protocols that don’t require power-hungry consensus models are starting to emerge.

What is ESG, and why is it significant?
The environmental, social, and governance impacts of a company or investment are measured by ESG (Environmental, Social, and Governance). It is used by socially aware investors to screen potential investments based on a set of internationally recognised criteria for a company’s activities.

According to Plan A, businesses must reduce their carbon footprint, develop an ESG framework and reporting system, achieve net-zero emissions, and build resilient and sustainable supply chains.

To stay relevant and competitive, multinational corporations, firms, and organisations must raise their ESG scores. This aids in the fight against climate change and other issues.

Using the distributed ledger technology of Bitcoin (BTC), blockchain technology can help with some of these issues (DLT). Supply chain management, which has the most impact on carbon emissions, may use DLT to enhance ESG.

Blockchains can synchronise record-keeping systems within corporations, enabling them to publicly disclose ESG metrics and validate their environmental commitment.

Supply chain tracking is more accurate, transparent, and verifiable thanks to blockchain. Data about the supplier chain and sustainability are permanently stored. The number of investment funds embracing ESG issues has increased significantly in recent years and is anticipated to do so further in this decade. In the coming decades, ESG investments may amount to tens of trillions of dollars. Blockchains’ pursuit of carbon neutrality is a significant victory for ESG
Blockchain was first popularised by Bitcoin, whose network security is upheld through a Proof-of-Work (PoW) mining consensus method. In order to add new blocks to the chain, it takes a lot of processing power and electricity to validate transactions.

The cryptocurrency sector has advanced technologically and created more environmentally friendly blockchain solutions since the first Bitcoin block was mined. For instance, the PoW-to-PoS transition is crucial to greener technology. PoS, as opposed to PoW, is a more resilient form of consensus. PoS validators stake their currency in order to confirm transactions and create new blocks. This lowers carbon emissions and electricity use. Node validators share in the block rewards, with higher staked validators having a better chance. Even the second-largest cryptocurrency asset, Ethereum (ETH), has shifted to PoS.

Many of the Layer-1 blockchains from the past are slow, have expensive transaction costs, and have unacceptably huge environmental footprints. To resolve the blockchain trilemma posed by Ethereum co-founder Vitalik Buterin, who asks how to balance security, speed, and scalability, all the top programmers are developing cutting-edge protocols. The earth will gain if all blockchains are able to do this.

Scalability is one of the main obstacles to widespread blockchain adoption.
The majority of networks’ designs produce operational constraints that prevent them from expanding as blockchain adoption rises. One of the most popular solutions to this issue is Layer 2, which combines transactions and sends them back to Layer 1. This quickens the procedure and liberates block space. Many of these Layer 2s are also more environmentally friendly. As an illustration, validators spend roughly 0.00079TWh of electricity annually, compared to Bitcoin, the largest PoW network, which uses 9,000TWh. A significant disparity exists.

Both Proof-of-Stake and Proof-of-Work networks have scalability issues. The only significant chain remaining using PoW after the Ethereum Merge is Bitcoin, and it has scaling up options that use the least amount of power possible. For instance, Lighting, which is used in El Salvador to scale daily Bitcoin transactions, has the potential to develop in an unproportional manner to its energy consumption.

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