<p>The monetary system is the indispensable missing link in the debate of sustainability, and whether the current financial system can handle these evolved needs. To date, the UN Sustainable Development Goals (SDGs) primarily have been financed either through the private sector, through conventional public sector taxes and fees, or through philanthropic commitment. Assuming a need of 4 to 5 trillion dollars annually in the 10 to 15 years left to finance our future, these conventional sources of finance are insufficient in terms of both the scale and speed of funding required to finance our future. Furthermore, the inherent instability of our financial system forces the world community to focus first and foremost on repairing and stabilizing the existing system.</p>The development of cryptocurrencies using distributed ledger technologies (mainly blockchain) has prompted leading central banks to study the potential application of this approach to independently create purchasing power. In