5.2 Water

5.2.1 Potable water

Rain water characteristics and quantity

Water catchment areas and re-foresting

Filters

Storage and provision

Special cares

 

5.2.2 Retention areas, erosion prevention and nutrient exchange

Retention areas

Erosion prevention

Agriculture and nutrient exchange

 

5.2.3 Yellow water (urine)

Why urine separation?

Collection and storage

Treatment and handling care

Agricultural application

 

5.2.4 Grey and black water

Septic tanks

Plant purification processes

Percolation