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The Peninsular region where it is represented by Archaean Granites, and Gneisses and occasionally schists and veins of pegmatite, quartz and epidote. The area is a chronic fluoride zone causing Fluorosis since the rocks having the fluoride and fluorine bearing minerals. Keeping in view.The studies on role of Geo-environment in health problems/hazards was initiated three decades ago but no substantial work was carried out so far since it require inter-disciplinary studies. It is high time to investigate to understand and to establish the role of geo-environmental hazards on health issues. It has to be addressed to high light the health hazards related pollution by the effluents from industries, mines, fertilizers and pesticides besides natural/geological causes, It is well known, higher exposures in many tropical lands where Fluoride, Lead, Arsenic, Mercury and other heavy metals is found in excessive quantities in the drinking water have had devastating effects.As in the case of some essential trace elements, the optimal level of fluoride varies within a narrow range. In locations where the exposure to fluoride is not well controlled, including Nalgonda district, many people suffer
About the author
Dr. G. Machender who as an excellent academic record with M.Sc. was awarded Ph.D., the guidance Prof. M. Narsimha Reddy. His publication more than 11 research papers in reputed National,International peer review journals. He has also presented more than 15 papers in National, International Conference, Workshops, Seminars, Training courses.
