1. Greywater

... of its chemical and biological contaminants (from feces or toxic chemicals). Greywater gets its name from its cloudy appearance and from its status as being neither fresh (white water from groundwater ...

2. Water conservation

Water conservation refers to reducing the use of water. The goals of water conservation efforts include: Sustainability - To ensure availability for future generations, the withdrawal of fresh water from ...

3. Recycling

Recycling involves processing used materials into new products in order to prevent the waste of potentially useful materials, reduce the consumption of fresh raw materials, reduce energy usage, reduce ...