The Edge building in Amsterdam is considered the most sustainable office building in the world. It achieved a 98% sustainability score using technologies like solar panels, thermal energy storage, rainwater recycling, and smart lighting. The building generates more energy than it uses through its extensive solar panel array and geothermal energy system. Its design promotes natural ventilation, daylighting, and occupant well-being through features like a central atrium. The Edge serves as an exemplar for innovative sustainable architecture.