Taking the initiative towards creating a sustainable spa and wellness community a step forward, Global Spa Network (GSN) Planet has launched the GreenSpa Calculator. This calculator provides guidance and tools to help spa users improve and measure their sustainability score.With this mechanism, users can learn about different planet-friendly criteria, including consumables, water and energy reduction measures, spa fittings, waste management, procurement etc.The tool also helps users to compare their sustainability credentials with other spas. Global Spa Network is a non-profit trade association that supports the spa and wellness industry towards sustainable future.GSN is a resource for growing businesses in the new green economy.