Everyone is talking about blockchain and DLT. But what exactly are they and how do they work? In RESET's latest Blockchain Special, we offer some answers to those questions and take a look at how the tech can be used for both social and ecological good.

Five years ago, the United Nations adopted The 2030 Agenda for Sustainable Development and the 17 Sustainable Development Goals. Could satellites help ensure that those good intentions actually become reality?

Is sustainability measurable? The startup HEDERA has developed a digital toolkit to collect and visualise data for the microfinance sector - making it easier to find out whether projects achieve the desired impact.

What potential does artificial intelligence have to help us protect the environment and tackle climate change? And with all the computing power it requires, how can we make artificial intelligence itself more environmentally friendly? What can companies, developers and governments do to ensure AI helps us protect - and not destroy - the environment? We put our questions to Stephan Richter from the Institute for Innovation and Technology.