Infrastructure West MidlandsWest Midlands Mayor Andy Street outlines his Net Zero strategy CirculariseA blockchain-based platform tracking raw materials through the circular economy Wildfowl and Wetlands TrustRestoring wetlands through investment in natural capital Pablo SalasPablo Salas explains how transparent supply chains can play a key part in helping us understand the impact we have on the environment. EcoBrixsCollecting and recycling waste plastic into useful products MedellinWorking with nature to reduce temperatures and pollution Absolute WaterTransforming waste water into drinking water using specially-bred worms Hippo RollerHippo Roller reinvents the oil drum as a water transporter that revolutionizes the lives of those whose homes are far from their water supply.