Today, due to ever-increasing human population and the need for more water for domestic, industrial and agriculture, Constant shortage of water resources constraints facing human society in the long-term stress on water supply, Subject to optimize the use of rain water which is the main water sources of each country and zone, in all parts of the world are also noteworthy.Subject save rain water needed to supply a variety of economic activities, has a long history and roots in human history civilizations.
I'm going to work on new ways of water collection. If someone suggests a new way to please guide me.
Regards
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