To help meet the climate emergency, every Yen or Euro must be well spent. The same kind of blockchain technology that underpins cryptocurrencies, offers a way to create trust through the system for the ambitious climate actions we all need to take.
Whether we are individuals, communities, businesses, or nations, the incentive should be to reduce, reuse, and recycle. But how can we have confidence in our recycling systems? How do we reduce the amount of waste we create? And crucially, is it time to redefine what we mean by waste?