Gray water is a sustainable way to reuse water from your home on your garden. But, it's not always a safe option.

As water shortages haunt many parts of the world, saving water at home is a must. One way to do that is to recycle and reuse grey water. In Vancouver, Canada, a team of designers has created the ...

Water conservation types like to talk about the three basic types of water for use in agriculture: blue, green, and grey. Blue water is clean, withdrawn from reservoirs, groundwater, and rivers. Green ...