
620 A World in Blue
Figure 40.23 Water fountain from Serra Nevada.
Figure 40.24 Biological sewage cleaning and subterranean irrigation.
bacteria to clean the waste water. We stored the clean water in a
large tank behind the house. We connected this tank with a small
pumping system to feed an underground irrigation system for the
garden behind the house (Fig. 40.24). During the hot summer time,
our garden was green and the grass in the neighborhood was yellow
and dry. We created an oasis in the desert with the connection to the
sun.
We achieved the realization of an autonomous bungalow,
connected only to the sun, with the three main infrastructure
functions: ...