rain water harvesting

A little over 2/3rd of the Earth is covered by water – But how much of it could be tapped by the mankind? Not much. As most of the water available from the sea is highly saline. Basically, water is considered fresh if it contains less than…

62% of Gujarat's 60 million population live in villages. If that is the case villages should be able to feed that population to avoid mass migration to the cities. When diamond polishing industry of Surat took hit in the global recession,…