Seventy percent of the earth’s surface is covered by water; however, fresh water only comprises 1% of the total volume and is the only percentage that is accessible for human use. According to the United Nations Environment Programme, if the current water consumption rates continue, two out of every three people will live in water-stressed conditions by the year 2025.
With the increase of residential, commercial, and industrial development, the use of potable water increases. From flushing toilets to industrial water uses, potable water is becoming wastewater, which overwhelms treatment facilities and results in heavy energy use during water treatment, as well as the creation of more greenhouse gases.
Green buildings need to address this issue by improving their water efficiency. “Efficiency” does not mean finding an alternative method; rather, it means doing the same thing by using less of the same resource. As a result, water will still be … Read More