Geogenic Contamination

This article on wikipedia provides the details of the phenomenon of arsenic contamination of groundwater and provides information on the following lines:

The course starts from the basics of what fluoride is, sources of fluoride intake, how fluoride enters water and the symptoms of fluorosis. It explains the ways of solving this problem with a special emphasis on rainwater harvesting as a source of uncontaminated drinking water.

This manual by the UNICEF contains a synthesis of the knowledge UNICEF and its partners have gained over the last ten years in arsenic mitigation programmes in Asia, including information on the occurrence and effect

This document published in Current Science includes a study from Jadhavpur University on the incidence of flourosis in Assam. The first case of endemic fluorosis in humans from India was reported by Short et al. from Prakasam district of Andhra Pradesh in 1937. In 1950 only our states in India - Andhra Pradesh, Tamil Nadu, Punjab and Uttar Pradesh were identified with people suffering from fluorosis.

The Central Electrochemical Research Institute (CECRI), Karaikudi, India with the sponsorship of Department of Science and Technology (DST), New Delhi, India has developed an indigenous, low cost method of removing Arsenic from drinking water. The purifier is eco-friendly and can be run off a solar power source. Models for Domestic as well as Community use have been developed