Blockchain-Enabled Renewable Energy Certificate Trading: A Secure and Privacy-Preserving Approach
Wei-Jen Liu, Wei-Yu Chiu, and Weiqi Hua

TL;DR
This paper proposes a blockchain-based system for renewable energy certificate trading that enhances privacy, reduces transaction time by 41%, and cuts energy consumption by 65% compared to traditional proof-of-stake methods.
Contribution
It introduces a DAG blockchain schema for REC trading that improves privacy and efficiency over existing models.
Findings
41% reduction in transaction time
65% decrease in energy consumption
Enhanced privacy in REC trading
Abstract
In the 21st century, transitioning to renewable energy sources is imperative, with fossil fuel reserves depleting rapidly and recognizing critical environmental issues such as climate change, air pollution, water pollution, and habitat destruction. Embracing renewable energy is not only an environmental necessity but also a strategic move with multiple benefits. By shifting to renewable energy sources and supporting their production through the acquisition of renewable energy certificates, we foster innovation and drive economic growth in the renewable energy sector. This, in turn, reduces greenhouse gas emissions, aligning with global efforts to mitigate climate change. Additionally, renewable energy certificates ensure compliance with regulations that mandate the use of renewable energy, enhancing legal adherence while promoting transparency and trust in energy sourcing. To monitor…
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