By Darren Parkin Edinburgh-based crypto wallet Zumo has joined the World Economic Forum’s Crypto Sustainability Coalition. Part of the wider Crypto Impact and Sustainability Accelerator, the newly-formed coalition will explore how blockchain tools can be leveraged to contribute to meaningful progress toward positive climate action. Earlier this month, Zumo won the Climate Innovation category at the 2022 Scottish Financial Technology Awards. Zumo will contribute to the outputs of the coalition’s targeted working groups in developing the guiding principles and toolkits for companies, regulators …