The Carbon Trust's Water Standard is a new resource that helps companies to measure and manage their water usage. Carbon Trust worked with Sainsbury’s, Coca-Cola Enterprises, Sunlight and Branston — the four companies that have already adopted the Carbon Trust Water Standard — to develop the methodology for the new standard.
To achieve the Carbon Trust Water Standard organizations must:
To achieve the Carbon Trust Water Standard organizations must:
- Measure water input from mains supply, surface water abstraction, groundwater abstraction and rainwater collection.
- Measure water output as trade effluent. Demonstrate reductions over time in both water inputs and wastewater produced. This can be done either in absolute terms, or in water intensity reduction in relation to turnover or product.
- Achieve a passing score of 60 percent on a qualitative assessment of water governance, measurement and management.
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