39. Finding The Underground Water Resources
Varahamihira (6th century AD), the great astronomer has great encyclopaedia work to his credit "Bhrhat-samhita". The fifty fourth chapter of this great book deals with the technique of exploring the underground water potential.
According to the geologist, Dr. EAV Prasad, in the year 1981 ISRO and Venketeshwara University, Tirupati had successfully undertaken a project of digging borewells according to the water tracing methods of Varahamihira. Even today these borewells are flourishing with water.