What is the best idea for water reuse (water conservation)?

Water Reuse: Potential for Expanding the Nation's Water Supply through Reuse of Municipal Wastewater (Released by the National Research Council) ..... By working together to overcome obstacles, water recycling, along with water conservation and efficiency, can help us to sustainably manage our vital water resources. read more

There are 3 ways to harvest to reuse water: 1. Use gray water on gardens & plants: "Gray water" is a term for water that has already been used in showers, bathtubs, sinks or dishwashers. read more

Industry consumes 5% of the water supply; industry can play a major role in curbing the rate of water consumption by reusing, recovering water. Industry consumes 5% of the water supply; industry can play a major role in curbing the rate of water consumption by reusing, recovering water. read more