Rainwater collection system.
Often in the world there is a shortage of water, this situation can lead to war.
Collecting large amounts of rain water for later use is not only a life line in the event of drought but strategically important too.
places in the world water
For third world
countries and places where very
Other roof designs could also be adopted. For example,
there is even possibility of growing crops on the roof of the
reservoir by placing a thin layer of soil on top of the roof.
I envisage a box system with each box filled with approximately 6cm of
soil. The roof does not need to support
weight as he can stand in the reservoir and move the boxes around on
The reservoir is slowly emptied in the dry season
This is an excellent way of reusing old car tyres
There are millions of old tyres going to
land fill each year.
Low cost is imperative so here are some variants
Clay lined instead of rubber storage tank.
The roof could be sheet metal or straw to keep off the suns rays.