From the British Geological Survey; includes detailed reports of the surveys carried out in Ghana and Bangladesh.

Arsenic in drinking water; information on sources of contamination and reported groundwater concentrations throughout the United States. Wilkes University arsenic research site.

Open Book; from the Commission on Life Sciences (US). Includes sections on chemistry, health effects, biomarkers, and variation in human sensitivity.

Summarises the causes, possible remedies, and the extent of arsenic pollution globally and discuss the problem in Bangledesh. WHO guideline limit for As in drinking water is 0.05mg/l.

Study on arsenic contamination of groundwater and drinking water in the Hanoi area, including review of technologies for As removal.

Harvard University site on the study and remediation of chronic arsenic poisoning.

Variety of articles related to arsenic contamination, remediation and effect of arsenic on humans.

Online presentation and maps document the arsenic contamination problem and research into its causes.

Research group based at University of London discusses geochemical & palaeohydrological controls on pollution of groundwater by arsenic. Projects on Bangledesh, West Bengal and Viet Nam. Regularly updated links to other arsenic related sites.

Summary points of 2001 conference session on arsenic contamination problems.

Publications, maps, and data on arsenic in U.S. groundwater. Links to other arsenic resources.