The EU Blockchain Observatory and Forum (EUBOF) has published updated new findings and views regarding the energy efficiency of blockchain technologies. This topic, specifically for the mining of Bitcoin blockchain assets, is the subject of debate.
Based on reports about massive energy demand for mining Bitcoins questions arose as to the sustainability of such technologies. Based on the analysis and comparison of different Blockchain technologies a set of recommendations are made.
The paper provides a number of recommendations to policy makers.
The report is 50 pages long. Download is free.